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Worksheets

Vocab Review

Total questions: 213

Worksheet time: 6hrs 55mins

Name
Class
Date
1.

when water changes from a liquid to a gas - caused by heat

a)

evaporation

b)

condensation

c)

freezing

d)

melting

2.

when water vapor (a gas) is cooled and forms liquid water

a)

evaporation

b)

condensation

c)

freezing

d)

melting

3.
In which state of matter are particles packed tightly together in fixed positions?
a)
gas 
b)
solid
c)
liquid
d)
plasma
4.
The change from a  liquid to solid, or the reverse of melting, is called
a)
condensation
b)
boiling
c)
sublimation
d)
freezing
5.

Which of these three states represents a liquid?

a)

A

b)

B

c)

C

6.

Matter is a substance that has ____________.

a)

mass and volume

b)

conductivity and buoyancy

c)

density and buoyancy

d)

solubility and conductivity

7.
Which line segment demonstrates vaporization occurring?
a)
B-C
b)
C-D
c)
D-E
d)
E-F
8.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1, 
d)
4, 3, 1, 2
9.
What is the formula for density?
a)
density = mass x volume
b)
density = mass / volume
c)
density = mass + volume
d)
density = mass - volume
10.
Matter can not be created nor destroyed: it can only be
a)
Destroyed a little bit
b)
Invisible
c)
Transformed, changed
d)
None of the above
11.

According to the Law of Conservation of Mass, what happens to the wood and oxygen when it is burned?

a)

The wood disappears.

b)

It stays the same chemically.

c)

The atoms in the wood and oxygen rearrange and form smoke and ash.

d)

Nothing.

12.
Evidence of Chemical Change.
a)
New Substance 
b)
Size change
c)
State change
d)
Mixture 
13.
Evidence of a physical change.
a)
New substance
b)
Shape Change
c)
Light produced
d)
Gas released.
14.
Which is a chemical property 
a)
Reactivity 
b)
Solid
c)
Color
d)
Shape
15.
A characteristic that can be observed or measured without changing the composition of the substance. 
a)
Physical change
b)
Chemical change
c)
Chemical Property
d)
Physical Property
16.
Look at the diagram. In this diagram, the red dots represent
a)
the solute
b)
the solvent
c)
the solution
17.
Look at the diagram. In this diagram, the blue area represents
a)
the solute
b)
the solvent
c)
the solution
18.

able to be attracted to a magnet

a)

Condensation

b)

Evaporation

c)

Substance

d)

Magnetic

19.

The number of protons in the nucleus of an atom is called the --

a)

atom

b)

proton

c)

atomic mass number

d)

atomic number

20.

A subatomic particle that has a negative charge is called --

a)

a proton

b)

a neutron

c)

an electron

d)

the nucleus

21.

A neutron is ---

a)

a subatomic particle with a negative charge.

b)

a subatomic particle with a neutral charge.

c)

the center of the atom where subatomic particles are found.

d)

a subatomic particle with a positive charge.

22.

An arrangement of elements in order of their atomic numbers such that elements with similar properties fall in the same column or group.

a)

Atomic Number

b)

Electron Cloud

c)

Periodic Table

d)

Nucleus

23.

A subatomic particle with a positive charge is called --

a)

a proton

b)

a neutron

c)

an electron

d)

a nucleus

24.

The smallest unit of an element that maintains the properties of that element is known as--

a)

a proton

b)

a neutron

c)

an element

d)

an atom

25.

A region around the nucleus of an atom where electrons are found.

a)

Electron Nucleus

b)

Electron Cloud

c)

Cloud of Electrons

d)

Electron

26.
An atom with atomic number 6 would have how many protons 
a)
6
b)
12
c)
3
d)
cannot be determined 
27.
Most of the mass in an atom is concentrated in the...
a)
electrons
b)
nucleus
c)
protons
d)
empty space
28.
If the number of protons changes, does the atom change its identity?
a)
YES!
b)
NO!
29.

As you move left to right on a row or period what happens?

a)

Atomic number increases by 1

b)

Electrons decrease

c)

Number of shells decrease

d)

Nothing

30.

Elements in the same group or column have the same ...

a)

# of valence electrons

b)

# of shells

c)

# of protons

d)

Mass Number

31.

The columns in the periodic table are called ___________.

a)

Towers

b)

Herds

c)

Groups

32.

Elements in the same group have __________

a)

Similar Properties

b)

Same number of shells

c)

Similar Mass

33.
The ability of a substance to dissolve is called...
a)
malleability
b)
ductility
c)
solubility
34.
What is reactability?
a)
the ability of a substance to undergo a chemical reaction, either by itself or with other materials
b)
the ability of a substance to undergo a physical change either by itself or with other materials
35.

Rubber is used in electrical wiring because it does not allow electricity to travel through it.

This is an example of the physical property

a)

thermal conductivity

b)

electrical conductivity

c)

solubility

36.

Heat can easily travel through metal, which is why it is often used to make pots & pans.

This describes the physical property of

a)

thermal conductivity

b)

electrical conductivity

c)

malleability

d)

luster

37.

Physical property that describes the amount of matter or 'stuff' in something

a)

mass

b)

volume

c)

density

d)

phase or state of matter

38.

Physical property of matter that describes the amount of space matter takes up

a)

mass

b)

volume

c)

density

d)

phase or state of matter

39.

Iron metal is attracted to a magnet.

This is an example of the physical property

a)

electrical conductivity

b)

thermal conductivity

c)

magnetism

d)

solubility

40.

Copper is a metal that is used in electrical wiring because electricity can easily travel through it.

This is an example of the physical property

a)

thermal conductivity

b)

electrical conductivity

c)

solubility

d)

magnetism

41.

When 2 or more substances combine and a chemical change hasn't occurred.

a)

Density

b)

Volume

c)

Mixture

d)

Mass

42.

A measure of how compact an object is.

a)

Mass

b)

Weight

c)

Volume

d)

Density

43.

The ability to be dissolved easily.

a)

Mixture

b)

Solubility

c)

Solution

d)

Solvent

44.

All are examples of Physical Properties EXCEPT

a)

Color

b)

Boiling Point

c)

Reactivity

d)

Density

45.

All are examples of Chemical Property EXCEPT

a)

Flammability

b)

Combustibility

c)

Reactivity

d)

Weight

46.

What is a solvent

a)

A liquid that will dissolve a solid solute

b)

Another word for solution

c)

A thing that make drinks change colour

d)

Usually the solid about to be dissolved

47.

The substance being dissolved in a solution is the?

a)

solution

b)

solute

c)

solvent

d)

mixture

48.

Beaker#1 has 100 mL of water and Beaker#2 has 500 mL of water. In order to identify common physical properties between both substances, both substances were heated to 100 oC. After a few minutes both substances begin to bubble at the same time.

a)

This experiment provides evidence that the boiling point is a property independent of the amount of water.

b)

This experiment provides evidence that the boiling point does change based on sample size.

c)

This experiment provides evidence that the volume remains constant in the samples.

d)

This experiment provides evidence of a change in the volume of the samples.

49.

Which would be the most useful for identifying an unknown substance?

a)

Weight because it does not depend on sample size

b)

volume because it will depend of the size of the sample

c)

mass because it will depend on the size of the sample

d)

density because it does not depend on sample size

50.

which substances could be grouped or sorted based on their physical property of MAGNETISM? Which group would magnetic?

a)

Iron, Nickel, Cobalt

b)

Iron, Nickel, Plastic

c)

Iron, Nickel, Glass

d)

Iron, Nickel Wood

51.
What does mass measure?
a)
size of an object
b)
weight of an object
c)
shape of an object
d)
amount of matter in an object
52.

What is weight?

a)

The magnetic force acting on the body

b)

The electric force acting on the body

c)

The gravity acting on the body

d)

The gravitational force acting on the body

53.

What do you use to measure mass?

a)

Newton Meter

b)

Spring Balance

c)

Weighing Scale

d)

Beam Balance

54.
What is the method that uses water to measure the volume of an object called?
a)
displacement
b)
displaced
c)
discontent
55.
We start with 50 mL in a graduated cylinder and drop in an object.  The water rises to 64 mL.  What is the volume of this object?
a)
64 mL
b)
64
c)
14 mL
d)
14
56.

In the question below, what is the independent variable? Question: Does adding dimples to car increase gas milage?

a)

regular car

b)

gas milage

c)

dimpled car

d)

the driver

57.

In any experiment, the independent variable ______________.

a)

remains the same to not mess up the experiment

b)

is purposely changed to test the hypothesis

c)

is known by the scientist before doing the experiment

58.

Suppose you are doing an experiment. How can you know that the data is reliable?

a)

perform the experiment one time

b)

the data from the experiment is coming out similar

c)

change the variable

59.

What part of the experiment changes as a result of the independent variable?

a)

The students

b)

The study time

c)

The grade on the quiz

60.
Ms. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?
a)
Distance traveled by the ball
b)
Height of the ramp
c)
Mass of the ball
d)
Where the experiment took place.
61.

What is empirical evidence?

a)

hypothesis

b)

data

62.
In order for an explanation to be considered scientific, it must be based on ____________.
a)
an inference
b)
a conclusion
c)
past experience
d)
evidence
63.
Which is not a pseudoscience?
a)
Religion
b)
Astrology
c)
Superstitions
d)
Ecology
64.
Which one the following is NOT a branch of science, but a pseudoscience because it not testable, repeatable and observable by scientific standards. 
a)
A. astronomy: study of physical objects (such as stars, galaxies, planets, moons, asteroids, comets and nebulae) and processes (such as supernovae explosions, gamma ray bursts, and cosmic microwave background radiation)
b)
B. physics: the study of properties of matter and energy (mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms)
c)
C. biology: the study of living organisms
d)
D. astrology: the study of how the positions of the stars and movements of the planets have a supposed influence on events and on the lives and behavior of people
65.

What must always be present in order to form a true scientific explanation?

a)

controlled variables

b)

subjective evidence

c)

empirical evidence

d)

dependent variables

66.

Which is an example of scientists using empirical evidence while researching dinosaurs?

a)

scientist reading information about a book on the structures of dinosaurs

b)

scientists creating descriptions based on their opinions and knowledge

c)

scientists speaking to and learning from a fellow scientist about dinosaurs

d)

scientists making observations from the fossils they have collected

67.

Shelly wants to show an example of empirical evidence to her science teacher about how sunlight affects plant growth. Which of the following is empirical evidence that she could show her science teacher?

a)

a page of a textbook that describes how sunlight is needed by plants

b)

a picture of two different types of plants that are growing in the school yard outside of her science class

c)

a data table of her experiment on plant height when she varied the amount of sunlight received by four plants

d)

a video of a professor explaining how sunlight affects plant growth

68.

A scientist is performing an experiment to determine the melting point of a new substance. Which action is an example of repetition? 

a)
repeating the experiment three times
b)
experimenting with multiple substances
c)
writing out the procedure after the experiment
d)
using three types of thermometers
69.
Science or Pseudoscience:  Changing the data so that it supports my prediction.
a)
Science
b)
Pseudoscience
70.

Controlled variables (constants) ...

a)

are not used in an experiment

b)

are used to measure results

c)

are used only on the control group

d)

are not changed during the experiment

71.

A valid experiment has ...

a)

good procedures

b)

repetition

c)

making observations

d)

all of these answers

72.

Draw a conclusion from this graph:

a)

the speed of A is increasing

b)

the speed of B is greater than the speed of A

c)

the speed of C is decreasing

d)

All answers are correct

73.

How do waves transfer energy?

a)

through ocean waves

b)

by the vibration of particles in a medium

c)

through compression

d)

by a combination of waves

74.

What happens when light is refracted?

a)

It changes direction

b)

It becomes invisible

c)

It releases heat

d)

It moves faster

75.

What happens to the speed of light as it exits the air and enters a glass of water?

a)

It speeds up

b)

It remains constant

c)

It slows down

d)

It first slows down and then speeds up

76.

Which of the following has the greatest effect on refraction?

a)

The length of the light wave as it approaches the medium

b)

the speed of the light wave as it travels through the medium

c)

the width of the light wave as it exits the medium

d)

the reflection of the light wave off the medium's surface

77.

Which of the following statements about how light waves travel is correct?

a)

light waves travel the fastest through liquids and slowest through the air

b)

light waves travel faster through solids than through air

c)

light waves travel the fastest through solids and slowest through liquids

d)

light waves travel faster through the air than through solids

78.

What type of wave is sound?

a)

Electromagnetic

b)

Mechanical

c)

Both Electromagnetic and Mechanical

79.

Why do sound waves travel fastest through a solid?

a)

Molecules in a solid are closer together and sound can move from one to another quicker.

b)

Molecules in a solid are farther apart and sound can move from one to another quicker.

80.

What is an example of a vacuum?

a)

light

b)

an empty room

c)

air

d)

outer space

81.

Sound is made when a source of energy forces the matter to _________.

a)

shake

b)

vibrate

c)

move

d)

stay still

82.

Sound waves cannot travel through _________.

a)

paper

b)

milk

c)

hydrogen

d)

empty space

83.

Which temperature causes sound to travel more slowly?

a)

hot

b)

cold

84.

High frequency sounds have ___________ pitch.

a)

high

b)

low

85.

How can you see your face in the mirror?

a)

Light is reflected from the mirrors surface.

b)

Light is absorbed by the mirror.

c)

Light is transmitted through the mirror.

86.

In terms of waves, what does absorb mean?

a)

Reflect means to take in the wave’s energy.

b)

Reflect means the wave’s energy bounces off of it.

c)

Absorb means to take in the wave’s energy.

d)

Absorb means a wave’s energy bounces off of it.

87.

When red or blue light shines on a certain ball, the ball looks black. But, when green light shines on it, it appears green.

What does this tell you about how the ball reflects light?

a)

It only reflects green frequencies of light.

b)

It reflects all frequencies of light except green light.

c)

It reflects the green, red, and blue frequencies of light.

88.

A group of students is measuring the amount of energy sand will absorb from light. They place 100 grams, of sand at room temperature under a lamp for 30 minutes. Which measurement would best show how much energy the sand absorbed?

a)

the sand’s change in temperature

b)

the light frequencies transmitted through the sand

c)

the sand’s change in mass

89.

Most of the colors from the light are _____ by the leaf.

a)

Absorbed

b)

Reflected

90.

This group is used to compare, the normal group without the variable.

a)

Experimental

b)

Control

c)

Bias

d)

Independent Variable

91.
The BEST reason another scientist is unable to replicate an experiment...
a)
They did it wrong.
b)
They had variables that were not controlled.
c)
They didn't follow the procedure.
d)
They measured wrong.
92.

The graph shows the relationship between pressure and the depth in the earth's layers as rock is formed. Which statement summarizes the cause-and-effect relationship that the graph shows?

a)

As the amount of pressure increases, the depth decreases

b)

As the amount of pressure decreases, the deph increases

c)

As the amount of pressure increases, the depth increases

d)

As the amount of pressure decreases, the depth remains the same

93.

What is the outcome (DEPENDENT) variable?

a)

plant height

b)

time in days

c)

sunflower

d)

daisy

94.
The part of the experiment that does not contain the independent variable. Used for comparison.
a)
Control Group
b)
Experimental Group
c)
Results
d)
Data
95.

_________________ is the use of scientific knowledge and processes to solve practical problems.

a)

technology

b)

models

c)

life

d)

world

96.
A representation that explains how something is built or works
a)
design
b)
model
c)
black box
d)
collaboration
97.

Astronomers study objects as large as galaxies. Chemists study objects that can be as small as an atom. Even though scientists in each field study very different things, why are both astronomy and chemistry considered science?

a)

both fields are based on the same experiments

b)

both fields use the same basic scientific methods

c)

both fields require the same basic knowledge

d)

both fields use the same technology

98.

This unit of measurement is used to measure distance within the solar system

a)

miles

b)

astronomical unit

c)

kilometers

d)

distance unit

99.

An object that orbits the sun, is spherical, but has not cleared the area of its orbit

a)

dwarf planet

b)

planetesimal

c)

asteroid

d)

planet

100.
The average distance between the earth and the sun is the 
a)
astronomical unit 
b)
Light year
101.
What is a galaxy?
a)
A large storm of comets. 
b)
A parallel universe that existed before the Big Bang. 
c)
A collection of stars, dust, and gas bound together by gravity 
d)
Unknown 
102.
A light year is the 
a)
distance that light travels in one year
b)
Speed at which light travels 
103.

Which of the following terms directly relate to the actual brightness of a star?

a)

size and apparent brightness

b)

absolute brightness and size

c)

apparent magnitude and size

d)

apparent magnitude and absolute brightness

104.

Which star property determines a star's color?

a)

Size

b)

Distance

c)

Brightness

d)

Temperature

105.

Antares is a star with a very high ABSOLUTE magnitude. What causes it to have such a low APPARENT magnitude from Earth?

a)

It's very far from Earth

b)

It's very close to Earth

c)

The atmosphere blocks its light

106.

Which statement describes the solar feature shooting off into space labeled B?

a)

Sunspot

b)

Solar Flare

c)

Prominence

107.

Which statement describes the solar feature shooting off into space labeled A?

a)

Sunspot

b)

Solar Flare

c)

Prominence

108.

Which solar feature has an arch?

a)

Solar Flare

b)

Prominence

c)

Sunspot

d)

Corona

109.

What are the dark features that can be seen on the surface of the sun?

a)

Sunspots

b)

Solar Flares

c)

Prominences

d)

Corona

110.

Which of the following is not a form of heat transfer?

a)

Convection

b)

Conduction

c)

Insulation

d)

Radiation

111.

Which of the following are examples of heat transfer through conduction? You may choose more than one.

a)

Using hand warmers to warm up your hands

b)

Hot air balloon rising

c)

Burning your hand on a curling iron

d)

Spoon getting hot while sitting in hot tea

112.

Which of the following are examples of heat transfer through convection?

You may choose more than one.

a)

Hot air balloon rising

b)

The second floor of a house is warmer than the first floor

c)

Boiling water on the stove

d)

Sitting around a campfire and feeling the heat from the flames

113.

Which of the following are examples of heat transfer through radiation? You may choose more than one.

a)

Feeling the heat from a candle

b)

The water at the top of the pool feels warmer than the deep end

c)

The sun warming the Earth

d)

A space heater warming the room

114.

Convection, conduction or radiation?

The heat a snake feels from the lamp above him

(a)  

115.

Convection, conduction or radiation?

The reason heating vents are usually placed in the floor of homes in the North.

(a)  

116.

Convection, conduction or radiation?

The reason you use an oven mitt to get a cookie sheet out of the oven.

(a)  

117.

Convection, conduction or radiation?

Heat from a blow dryer

(a)  

118.

the point at which the solvent cannot dissolve any more solute in  a solution.

a)

dilute

b)

solvent

c)

solute

d)

saturation

119.
The ability of a metal to allow heat or electricity to pass through it.
a)
conductivity
b)
insulator
c)
mass
d)
density
120.

Which of these is the best conductor of electricity?

a)

Glass rod

b)

Cotton string

c)

Plastic tubing

d)

Copper penny

121.
Which two groups on the Periodic Table are the MOST reactive?
a)
Group 1 and Group 17
b)
Group 2 and Group 16
c)
Group 13 and Group 15
d)
Group 17 and Group 18
122.

The atomic number of an element is equal to its number of protons. Therefore, a logical conclusion is that the number of protons determines an element’s-

a)

Mass and atomic weight.

b)

The number of stable isotopes.

c)

Identity

d)

State of matter

123.
Which letter represents wavelength?
a)
A
b)
B
c)
C
d)
D
124.
Which wave has a greater frequency?
a)
A
b)
B
125.
The type of waves that require medium to pass:
a)
Mechanical Waves
b)
Electromagnetic Waves
126.
A mechanical wave cannot travel through...
a)
a vacuum(empty space).
b)
water.
c)
air. 
d)
glass.
127.
What do waves carry from place to place?
a)
Energy, but not matter or particles
b)
Energy and matter or particles
c)
Matter or particles but not energy
d)
Neither energy nor matter or particles
128.

Which image represents a transverse wave?

a)

A

b)

B

129.

What are properties of electromagnetic waves?

a)

carry energy

b)

can move through space

c)

can move through matter

d)

include x-rays

130.

The number of waves that pass somewhere in a second is:

a)

amplitude

b)

frequency

c)

wavelength

131.

If the wavelength of a wave increased, what would happen to the frequency?

a)

decrease

b)

increase

c)

stay the same

132.

Condensation involves a change of state from ___ to ___

a)

Liquid to Solid

b)

Liquid to Gaseous

c)

Solid to Liquid

d)

Gaseous to Liquid

133.

Condensation occurs when water vapour....

a)

loses heat

b)

gains heat

134.

Replication is when one scientist

a)

copies another scientist's experiment.

b)

laughs at another scientist's experiment.

c)

repeats their own experiment several times.

d)

clones another scientist.

135.

Repetition is when one scientist

a)

copies another scientist's experiment.

b)

bumps into another scientists.

c)

repeats their own experiment several times.

d)

clones a T. rex.

136.

Repetition and Replication both involve doing

a)

weird experiments

b)

different experiments

c)

the same experiment

d)

Rick rolling

137.

Which types of energy are potential energies? (Check all that apply)

a)

Chemical

b)

Gravitational

c)

Thermal

d)

Radiant

e)

Elastic

138.

Which types of energy are kinetic? (Check all that apply)

a)

Nuclear

b)

Thermal

c)

Sound

d)

Radiant

e)

Chemical

139.

Fireworks convert chemical energy into which types of energy?

a)

Nuclear

b)

Light

c)

Heat

d)

Electrical

e)

Sound

140.
Any push or pull on an object.
a)
force
b)
velocity 
c)
inertia
d)
momentum
141.
The force that opposes motion between two surfaces in contact with each other.
a)
inertia
b)
friction
c)
momentum
d)
gravity
142.
The force of attraction between all matter.
a)
inertia
b)
friction
c)
net force
d)
gravity
143.
A force that opposes motion between a surface in contact with the atmosphere.
a)
air resistance
b)
gravity
c)
momentum
d)
terminal velocity
144.
When all the forces on an object are equal and opposite, & the net force is zero, that's...
a)
balanced forces
b)
unbalanced forces
c)
terminal velocity
d)
reaction forces
145.
What role do animals play in the carbon cycle?
a)
absorb carbon dioxide from the atmosphere
b)
give off carbon dioxide through respiration
c)
combustion
d)
decomposing matter
146.
True or False: All of the carbon in existence is continually recycled in the carbon cycle.
a)
True
b)
False
147.

The Law of Conservation of Energy states:

a)

Energy can created or destroyed but not transformed

b)

Energy cannot be created or destroyed, it can only transformed

c)

Energy can't be created, destroyed or transformed

d)

Energy cannot be created or destroyed.

148.

The law of conservation of energy says the total energy before the change _______ the total energy after it

a)

is less than

b)

is more than

c)

affects

d)

equals

149.

What energy transformation occurs from a light bulb?

a)

Electrical energy = kinetic energy + potential energy

b)

Electrical energy = electrical energy

c)

Electrical energy = chemical energy

d)

Electrical energy = light energy + heat energy

150.
What is the Law of Conservation of mass?
a)
Mass is created in a chemical reaction
b)
Mass is created in a physical change
c)
New chemicals formed from a chemical reaction have a larger overall mass than the original reactants
d)
Mass is never created or destroyed
151.
Luke creates a model to observe the water cycle. He pours water into a clear container and closes the container and weighs it. Two days later, Luke observes about half of the water has evaporated and water droplets have formed on the sides of the container. Which is the weight of the container?
a)
The container weighs the same as it did 2 days ago.
b)
The container weighs much less than it did 2 days ago.
c)
The container weighs half as much as it did 2 days ago.
152.
A student notices that an inflated balloon gets larger when it is warmed by a lamp. Which best describes the mass of the balloon as a result of this change?
a)
The mass of the balloon increases because the size of the balloon has increased.
b)
The mass of the balloon increases because the temperature of the balloon has increased.
c)
The mass of the balloon stays the same because the gas inside the balloon still has the same mass after it warms up.
153.
A 500-gram block of solid cheese is melted in a pot. Which is most likely the mass of the cheese after it is melted?
a)
500 grams, because the cheese does not gain or lose mass just because it was melted
b)
499 grams, because some of the cheese evaporates as it melts
c)
502 grams, because the cheese absorbs heat as it melts
154.

Physical properties....

a)

change the matter when studied

b)

can be observed and measured without changing the matter being studied

c)

include the ability to burn and rust

d)

are useless unless studied in a lab

155.

______________________ can only be recognized when substances react or do not react chemically with one another.

a)

Physical properties

b)

Chemical properties

c)

Flammable properties

d)

Colorful properties

156.

Flammability means the ability to _______ and is a _________ property.

a)

melt; chemical

b)

rust; physical

c)

change; physical

d)

burn; chemical

157.
Which of the following is not a chemical property? 
a)
rusting 
b)
boiling 
c)
rotting 
d)
burning 
158.
Which one of these is a chemical property?
a)
melting point
b)
boiling point
c)
color
d)
flammability
159.
Theory or Law???  Is a well-tested EXPLANATION for a wide range of observations and experimental results.
a)
Law
b)
Theory
160.
Theory or Law???  Is a DESCRIPTION of what a scientists expects to happen every time under a certain set of conditions.
a)
Law
b)
Theory
161.
True or False - Experiments should have many independent variables.
a)
TRUE
b)
FALSE
162.
Theory or Law???  Makes NO attempt to explain an event.
a)
Theory
b)
Law
163.
Theory or Law???  The effect of gravity on objects?
a)
Theory
b)
Law
164.
Theory or Law???  Explanation of how the dinosaurs disappeared.
a)
Law
b)
Theory
165.
Heat always travels from _____ to ______ objects.
a)
hot to cold
b)
cold to hot
c)
cold to cold
d)
hot to hot
166.

The condition where two substances in physical contact with each other exchange no heat energy. They are said to be the same temperature.

a)

Thermal Energy

b)

Cooler to Warmer

c)

Energy Transfer

d)

Thermal Equilibrium

167.

The net transfer of heat is ___________ when both objects have ______________ temperature.

a)

one, same

b)

one, different

c)

zero, same

d)

zero, different

168.
Two objects, V and W, touching each other. The initial temperature of V and W are 90°C and 80°C respectively.
Which statement is correct when V and W are at thermal equilibrium?
a)
Net rate of heat flow between V and W is zero
b)
Rate of change in temperature of V is bigger then that of W
c)
Temperature of V is higher than W
d)
The quantity of heat in V is the same as in W
169.
A possible explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
170.
A broad and comprehensive statement of what is thought to be true; it is supported by much evidence.
a)
hypothesis
b)
theory
c)
guess
d)
fact
171.
An explanation a scientist makes that we can test to see if it is true or not is a _________.
a)
hypothesis
b)
theory
c)
law
d)
question
172.

The vertical (up and down) columns in the Periodic Table are called

a)

groups

b)

towers

c)

periods

d)

atomic numbers

173.

Elements in a .................. have similar chemical properties.

a)

period

b)

group

c)

row

174.
The horizontal row on the periodic table is called a
a)
group
b)
family
c)
period
d)
atomic number
175.

What is this?

a)

Atoms of an element

b)

Mixture

c)

Compound

d)

Molecules

176.

What is this?

a)

Mixture

b)

Compounds

c)

Element

d)

Mixture

177.

What is this?

a)

Mixture

b)

Compounds

c)

Molecule

d)

Mixture

178.

What are these?

a)

Molecules of compounds

b)

Elements

c)

An atom

d)

Mixture

179.

What are these?

a)

Compound

b)

Elements

c)

An atom

d)

Mixture

180.

This is a

a)

Pure Substance

b)

Molecule

c)

Compound

d)

Mixture

181.

Chex mix contains pretzels, rye chips and chex cereal. It is an example of a(n)

a)

solution/ homogeneous mixture

b)

heterogeneous mixture

c)

element

d)

compound

182.

Mixtures that have the same composition throughout are...

a)

heterogeneous

b)

homogeneous

c)

elements

d)

pure substances

183.

What two types of matter are pure substances?

a)

elements and solutions

b)

compounds and mixtures

c)

elements and compounds

d)

mixtures and solutions

184.

Granite is an igneous rock that contains the minerals quartz, feldspar, mica and others. The exact composition will vary from sample to sample. Granite is a(n) _______ .

a)

element

b)

compound

c)

heterogeneous mixture

d)

homogenous mixture/solution

185.

Granite is an igneous rock that contains the minerals quartz, feldspar, mica and others. The exact composition will vary from sample to sample. Granite is a(n) _______ .

a)

element

b)

compound

c)

heterogeneous mixture

d)

homogenous mixture/solution

186.

In the lab, Maya is using a substance that has a chemical formula and contains two different elements. Maya’s substance is a(n) _______ .

a)

element

b)

compound

c)

heterogeneous mixture

d)

homogenous mixture/solution

187.

Blood is a fluid found in the bodies of humans and other animals. It can be physically separated into plasma, red blood cells and white blood cells. Blood is a ___________________

a)

pure substance

b)

mixture

188.

What is at the middle of a Heliocentric system?

a)

Mars

b)

Moon

c)

Sun

d)

Earth

189.

What is at the middle of a Geocentric system?

a)

Sun

b)

Neptune

c)

Earth

d)

The Universe

190.

What does the Geocentric system look like?

a)
b)
c)
d)
191.

What does the Heliocentric system look like?

a)
b)
c)
d)
192.

Kepler's first law states that the orbits of the planets are in the shape of a/an...

a)

perfect circle

b)

ellipse

c)

spiral

193.
  What does "geo-" mean?
a)
Earth
b)
sun
c)
Center
194.

The biosphere includes which of the following?

a)

Trees/Flowers

b)

Bacteria/Protists

c)

Water/Clouds

d)

Rocks/Minerals

e)

Insects/Arachnids

195.

A hurricane sweeps across the ocean and onto land, damaging the houses of the people who live along the coast. What spheres are affected by this natural disaster?

a)

Biosphere

b)

Hydrosphere

c)

Geosphere

d)

Atmosphere

196.

A volcano erupts, sending ash and gases into the air and sending lava into a surrounding forest. What spheres are affected by this natural disaster?

a)

Geosphere

b)

Atmosphere

c)

Biosphere

d)

Hydrosphere

197.

Which meaning goes with the Latin prefix Atmo-

a)

Living things

b)

Air

c)

Land

d)

Water

198.

Which meaning goes with the Latin prefix Bio-

a)

Living Things

b)

Air

c)

Land

d)

Water

199.

Which meaning goes with the Latin prefix Hydro-

a)

Living Things

b)

Air

c)

Land

d)

Water

200.

Which meaning goes with the Latin prefix Geo-

a)

Living Things

b)

Air

c)

Land

d)

Water

201.

Which sphere is "A"

a)

Atmosphere

b)

Geosphere

c)

Biosphere

d)

Hydrosphere

202.

Which sphere is "B"

a)

Atmosphere

b)

Geosphere

c)

Biosphere

d)

Hydrosphere

203.

Which sphere is "C"

a)

Atmosphere

b)

Geosphere

c)

Biosphere

d)

Hydrosphere

204.

Which sphere is "D"

a)

Atmosphere

b)

Geosphere

c)

Biosphere

d)

Hydrosphere

205.

Select all that are products of Photosynthesis.

a)

Water

b)

Carbon Dioxide

c)

Oxygen

d)

Sunlight (Light Energy)

e)

Glucose (Sugar/food)

206.
Which choice correctly shows the gases that enter and exit plants during photosynthesis?
a)
Enter: Oxygen
Exit: Carbon dioxide
b)
Enter: Water vapor
Exit: Glucose
c)
Enter: Carbon dioxide
Exit: Oxygen
d)
Enter: Light
Exit: Water vapor
207.

Which organelle is responsible making food (Glucose) using sunlight?

a)

Cell Membrane

b)

Nucleus

c)

Chloroplast

d)

Mitochondria

208.

Only heterotrophs use respiration.

a)

true

b)

false

209.

Only autotrophs use respiration.

a)

true

b)

false

210.

Only autotrophs use photosynthesis but both autotrophs and heterotrophs use respiration.

a)

true

b)

false

211.

The process in which a cell harvests energy from glucose and makes it into usable energy for the body is called-----

a)

cellular fermentation

b)

anaerobic respiration

c)

aerobic fermentaion

d)

cellular respiration

212.

Which organelle in a cell produces a large amount of ATP through cellular respiration?

a)

chloroplast

b)

mitochondrion

c)

nucleus

d)

ribosome

213.

During cellular respiration, energy is released from food. What else does the cell need for this process to take place?

a)

carbon dioxide

b)

oxygen

c)

sunlight

d)

nitrogen

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