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Term 2 Science Review

Total questions: 100

Worksheet time: 1hrs 15mins

Name
Class
Date
1.
What is the volume of the rock? The water level is displaced from 20 mL to 23 mL with the rock.
a)
3 mL
b)
23 mL
c)
20 mL
d)
43 mL
2.
What would be the best way to measure the volume of a small rock?
a)
L x W x H with a ruler
b)
Put on triple beam balance
c)
Mass ÷ Volume
d)
Displacement method using graduated cylinder
3.
Which statement is true?
a)
Oil is the most dense substance.
b)
Corn syrup is less dense than water.
c)
Oil is less dense than water.
d)
Oil and corn syrup have the same density but different masses.
4.
In which state does matter completely fill its closed container?
a)
Gas
b)
Liquid
c)
Solid
d)
Ice
5.
Which state of matter has a fixed shape and volume and it's molecules move very slowly?
a)
Liquid
b)
Gas
c)
Solid
d)
Plasma
6.
When a gas turns into a liquid, it is called ___________________.
a)
Condensation
b)
Evaporation
c)
Melting
d)
Freezing
7.
Which of the following objects would be attracted to a magnet?
a)
iron nail
b)
rubber band
c)
soda can
d)
plastic spoon
8.
The illustrations shows the spacing of particles in different types of matter. Which illustration is an example of the spacing of particles in solids?
a)
illustration A
b)
illustration B
c)
illustration C
d)
illustration D
9.
This tool could be used to find the _______ of an object.
a)
temperature
b)
volume
c)
density
d)
mass
10.
Matter is anything that has _______ and takes up space. 
a)
weight
b)
mass 
c)
the ability to float
11.
This tool could be used to determine the _______ of an object. 
a)
mass
b)
temperature
c)
magnetism 
d)
density
12.
The physical properties of an object include how it ________. 
a)
tastes
b)
looks 
c)
smells
d)
all of the above
13.
The ability of a substance to dissolve is called...
a)
malleability
b)
ductility
c)
solubility
14.
Anything that has mass and takes up space is called
a)
volume
volume
b)
matter
c)
magnetism
d)
electricity
15.
Which of the following is an example of MATTER?
a)
light
b)
air
c)
gravity
d)
sound
16.
Which of these is a property of metals?
a)
It's malleable
b)
It can't conduct electricity
c)
They are used in food
d)
It's very brittle
17.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
18.
Some characteristics of a metal are that it is malleable and ductile.
a)
TRUE
b)
FALSE
19.
If a material can easily be drawn into the shape of a wire, it is
a)
Ductile
b)
Magnetic
c)
Malleable
d)
Reactive
20.
Which of the given choices correctly shows the three main groups of elements listed from least conductivity to greatest conductivity?
a)
Metals, Nonmetals, Metalloids
b)
Nonmetals, Metalloids, Metals
c)
Metalloids, Metals, Nonmetals
d)
Nonmetals, Metals, Metalloids 
21.
Conductivity is ___________
a)
the way light is reflected off a surface.
b)
how well a piece of matter conducts electricity. 
c)
the capability of being hammered out thin
d)
A.  the capability of being drawn out into thin wires or threads.
22.
Ductility is ___________
a)
A.  the capability of being hammered out thin.  
b)
A.  the way light is reflected off a surface.
c)
A.  the capability of being drawn out into thin wires or threads.
d)
A.  how well a piece of matter conducts electricity. 
23.
Density is 
a)
weight/volume
b)
mass/volume
c)
weight/mass
d)
volume/mass
24.
Metals have all of the following physical properties except __________.
a)
high conductivity
b)
shiny luster
c)
malleable
d)
brittle
25.
Nonmetals are ________ compared to metals.
a)
highly conductive
b)
brittle
c)
ductile
d)
non-conductive
26.
This is a mixture of two or more substances in which one or more of these substances (solutes) is dissolved in another substance.
a)
COMPOUND
b)
MOLECULE
c)
SOLUTION
d)
SOLVENT
27.
This is similar to a solution, but the particles that are in it are able to be seen by the naked eye.
a)
compound
b)
suspension
c)
catalyst
d)
solution
28.
Two elements chemically combined defines
a)
A homogeneous mixture
b)
A heterogeneous mixture
c)
An element
d)
A compound
29.
What is a mixture?
a)
elements chemically combined
b)
a combination of different things
c)
it is found on the Periodic Table 
d)
it is made of chemical
30.
To separate the sugar and lemonade what method should you use?
a)
filtration 
b)
sorting
c)
magnet
d)
boiling
31.
To separate trail mix what method should you use?
a)
filtration 
b)
sorting
c)
magnet
d)
boiling
32.
To separate iron filings and sulfur what method should you use?
a)
filtration 
b)
sorting
c)
magnet
d)
boiling
33.
To separate noodles from water what method should you use?
a)
filtration with a strainer
b)
boiling while it is cooking
c)
magnet for the noodles
34.
Which mixture separation method uses a net?
a)
filtration 
b)
magnet
c)
boiling/evaporation
d)
sorting physically
35.
Which mixture separation method would work with picking up nails?
a)
filtration 
b)
magnet
c)
boiling/evaporation
d)
sorting physically
36.
Which mixture separation method would use to separate sugar from water?
a)
filtration 
b)
magnet
c)
boiling/evaporation
d)
sorting physically
37.

Acid is?

a)

A substance that reacts to metals and carbonates, and has a Ph of below 7.

b)

Often used in drain cleaner.

c)

Something that can only be found in a lab

d)

A bitter tasting substance

38.

A base is

a)

A substance that feels slippery, has a higher Ph than 7, and is often used in drain cleaner.

b)

Has a Ph of below 7 and can react to metal and carbonates

c)

Is only found in a lab

d)

Something water can never be

39.

Water is?

a)

Always an acd

b)

Always a base

c)

Is the most common base, and acid in the world

d)

Always is neutral that is why it is safe to drink

40.

An indicator is?

a)

A lab manual or guide

b)

Something like litmus paper that can tell you if a substance is acidic or basic

c)

A PS4 game where you pretend to direct traffic

d)

Something only scientists in a lab can use

41.

A substance with a ph of lower than 7 is a

a)

Acid

b)

True OG

c)

Base

d)

Salt

42.

A substance with a ph of higher that 7.5 is a?

a)

Home dog doggity

b)

Base

c)

Acid

d)

Salt

43.

When you neutralize acid with a base you create

a)

a Salt and water

b)

You can not neutralize acid with a base

c)

You create carbon dioxide

d)

A moderate sized explosion

44.

When found in food, acids often taste ________.

a)

Sour

b)

Bitter

c)

Salty

d)

Slippery

45.

When found in food, bases often taste _______.

a)

Sour

b)

Bitter

c)

Salty

d)

Soggy

46.

What range of values on the pH scale represent solutions with a higher ratio of hydroxide (OH-) ions?

a)

below 7

b)

7

c)

above 7

d)

0-14

47.

What range of values on the pH scale represent solutions with a higher ratio of hydronium (H3O+) ions?

a)

0-14

b)

below 7

c)

7

d)

above 7

48.
Which has a slippery texture?
a)
Acid
b)
Base
49.
Which has a bitter taste?
a)
Base
b)
Acid
c)
flagella
d)
cila
50.
Which has a pH below 7?
a)
Acid
b)
Base
51.

What pH is the strongest base?

a)

1

b)

7

c)

4

d)

14

52.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
53.
Is hammering wood together to build a house a chemical or physical change?
a)
chemical
b)
physical
54.
Which of the following is NOT an example of chemical change?
a)
sour milk
b)
burning wood
c)
breaking a pencil
d)
rust
55.
Baking a cake by mixing flour, sugar, chocolate powder, eggs, and milk, and then heating them in the oven.
a)
Chemical Change
b)
Physical Change
56.
Are hard boiled eggs a physical or chemical change?
a)
Physical
b)
Chemical
57.
Is melting iron a physical or chemical change?
a)
Physical
b)
Chemical
58.
When baking soda and vinegar mix it creates a bubbly mess. Is this a chemical or physical change?
a)
Physical
b)
Chemical
59.
Which is a physical change?
a)
melting ice
b)
burning wood
c)
rotting food
d)
rusting iron
60.
Cutting a log in to small pieces is a chemical change.
a)
true
b)
false
61.
Photosynthesis is an example of a
a)
physical change
b)
chemical change
62.
Dissolving sugar in water is an example of a 
a)
physical change
b)
chemical change
63.
One of the signs of a chemical reaction taking place is:
a)
Bubbles are produced 
b)
Reactants are not combining
c)
Products are not forming
d)
Color is not changing
64.
A clear liquid from a flask is poured into another clear liquid in a beaker. Which of the following results of this procedure would indicate a new substance was formed?
a)
The level of the substance in the beaker is higher after the other liquid is added.
b)
A yellow solid forms and then settles to the bottom of the beaker.
c)
Small white crystals are left behind in the flask that held the first liquid.
d)
The mass of the combined liquids is greater than either original liquid.
65.

A physical change:

a)

DOES result in a new substance.

b)

DOES NOT result in a new substance.

66.

A chemical change:

a)

DOES result in a new substance.

b)

DOES NOT result in a new substance.

67.

If two liquids are mixed together and a thermometer shows a temperature increase, this change is a ____________________.

a)

chemical change

b)

physical change

68.

When a cake is baked in an oven, a chemical change has occurred when:

a)

the batter sticks to the pan

b)

the cake batter changes color

c)

steam rises from the warm cake

d)

the pan increases in temperature

69.

When leaves decay, they go through a _____________________.

a)

chemical change

b)

physical change

70.
What is a force?
a)
a push or pull
b)
speed or acceleration 
c)
potential or kinetic energy
d)
balanced or unbalanced force
71.
When objects remain in the same place, it is called...
a)
gravity
b)
friction
c)
balanced force
d)
unbalanced force
72.
What is the force that causes everything to be pulled down to the Earth?
a)
friction
b)
gravity
c)
balanced
d)
unbalanced
73.
Force is measured in....
a)
Galileos 
b)
Newtons
c)
Di Vincis
d)
Einsteins 
74.
An unbalanced force is when objects move in one direction because the force is greater from that direction.
a)
true
b)
false
75.
Inertia is....
a)
for every action, there is an equal and opposite reaction
b)
larger objects take more force to move 
c)
an object in motion tends to stay in motion unless acted on by an opposite force
d)
a push that acts in the opposite direction and it slows down.
76.
What is a force that works AGAINST MOTION?
a)
Force
b)
Motion
c)
Gravity
d)
Friction
77.
If these boys are pulling with the same amount of force.  What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
78.

An automobile you are riding in suddenly stops, why does your body continue to go forward?

a)

An object in motion stays in motion.

b)

Gravity pulls your body towards the earth.

c)

Friction makes your body slow down.

79.

If a magician pulls a table cloth from under a table of dishes, what should happen based on Newton's 1st law?

a)

The dishes will stay in place on the table.

b)

The dishes will fall to the ground.

c)

The dishes will accelerate and then slow down.

80.

Pushing a child on a swing is harder than pushing an adult on the same swing.

a)

True

b)

False

81.

Why is it harder to push a cart full of bricks than a cart full of feathers?

a)

The bricks have more friction than the feathers.

b)

The feathers have more friction than the bricks.

c)

The bricks have more weight/mass than the feathers.

d)

The feathers have more weight/mass than the bricks.

82.
A car is driven for 3 hours. What else do you need to know to describe this car’s speed?
a)
the road the car in driven on
b)
the time of day
c)
the distance the car is driven
d)
the number of passengers in the car
83.
Two cars are in motion for the same amount of time. What will determine which car covers more distance?
a)
the starting position of the each car
b)
the speed of each car
c)
the direction in which each car moves
d)
the length of the car
84.
What is speed?
a)
how much an object’s position changes
b)
how far an object moves
c)
how long an object moves
d)
how far an object moves in a certain amount of time
85.
Wind pushes a toy sailboat across a pond. The boat moves in a straight path. What is changing?
a)
the boat’s direction
b)
the boat’s path
c)
the wind’s direction
d)
the boat’s position
86.
When two equal and opposite forces are at work, what happens to motion?
a)
It increases
b)
It decreases.
c)
There is no motion.
d)
There is maximum friction.
87.

Acceleration occurs when there is a change in speed.

a)

True

b)

False

88.

change in velocity during a period of time

a)

acceleration

b)

vertical

c)

acceleration formula

89.
The momentum of an object depends upon the object's ___________&_____________.  
a)
size and shape
b)
mass and speed
c)
mass and veloctiy
d)
mass and energy
90.
What type of force describes the red arrow?
a)
Gravity Force
b)
Friction Force
c)
Driving Force
d)
Air friction resistance Force
91.
What type of force is shown in the picture?
a)
The Cat force
b)
Star Wars Force
c)
Unbalanced force
d)
Balanced  force
92.

What is energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

The ability to do work.

93.

What is kinetic energy?

a)

moving energy

b)

potential energy

c)

stored energy

d)

renewable energy

94.

What is potential energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

non renewable energy

95.
What kind of energy is represented in this picture?
a)
Thermal
b)
Potential
c)
Nuclear
d)
Mechanical
96.
What kind of energy does this device use?
a)
Chemical
b)
Electrical
c)
Thermal
d)
Chemical
97.
What kind of energy is represented in the picture?
a)
Thermal
b)
Chemical
c)
Sound
d)
Nuclear
98.
On a roller coaster, where is maximum potential energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
99.
On a roller coaster, where is maximum kinetic energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
100.

A computer uses what type of energy to operate?

a)

Mechanical

b)

Light

c)

Electric

d)

Sound