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Worksheets

Samira

Total questions: 153

Worksheet time: 2hrs 41mins

Name
Class
Date
1.
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.
2.
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
3.
Which of the following objects would be attracted to a magnet?
a)
iron nail
b)
rubber band
c)
soda can
d)
plastic spoon
4.
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
5.
Matter is anything that has _______ and takes up space. 
a)
weight
b)
mass 
c)
the ability to float
6.
This tool could be used to determine the _______ of an object. 
a)
mass
b)
temperature
c)
magnetism 
d)
density
7.
The ability of a substance to dissolve is called...
a)
malleability
b)
ductility
c)
solubility
8.
Anything that has mass and takes up space is called
a)
volume
volume
b)
matter
c)
magnetism
d)
electricity
9.
Which of the following is an example of MATTER?
a)
light
b)
air
c)
gravity
d)
sound
10.
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
11.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
12.
Some characteristics of a metal are that it is malleable and ductile.
a)
TRUE
b)
FALSE
13.
If a material can easily be drawn into the shape of a wire, it is
a)
Ductile
b)
Magnetic
c)
Malleable
d)
Reactive
14.
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 
15.
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.
16.
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. 
17.
Density is 
a)
weight/volume
b)
mass/volume
c)
weight/mass
d)
volume/mass
18.
Metals have all of the following physical properties except __________.
a)
high conductivity
b)
shiny luster
c)
malleable
d)
brittle
19.
Nonmetals are ________ compared to metals.
a)
highly conductive
b)
brittle
c)
ductile
d)
non-conductive
20.
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
21.
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
22.
Two elements chemically combined defines
a)
A homogeneous mixture
b)
A heterogeneous mixture
c)
An element
d)
A compound
23.
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
24.
To separate the sugar and lemonade what method should you use?
a)
filtration 
b)
sorting
c)
magnet
d)
boiling
25.
To separate trail mix what method should you use?
a)
filtration 
b)
sorting
c)
magnet
d)
boiling
26.
To separate iron filings and sulfur what method should you use?
a)
filtration 
b)
sorting
c)
magnet
d)
boiling
27.
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
28.
Which mixture separation method uses a net?
a)
filtration 
b)
magnet
c)
boiling/evaporation
d)
sorting physically
29.
Which mixture separation method would work with picking up nails?
a)
filtration 
b)
magnet
c)
boiling/evaporation
d)
sorting physically
30.
Which mixture separation method would use to separate sugar from water?
a)
filtration 
b)
magnet
c)
boiling/evaporation
d)
sorting physically
31.

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

32.

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

33.

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

34.

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

35.

A substance with a ph of lower than 7 is a

a)

Acid

b)

True OG

c)

Base

d)

Salt

36.

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

a)

Home dog doggity

b)

Base

c)

Acid

d)

Salt

37.

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

38.

When found in food, acids often taste ________.

a)

Sour

b)

Bitter

c)

Salty

d)

Slippery

39.

When found in food, bases often taste _______.

a)

Sour

b)

Bitter

c)

Salty

d)

Soggy

40.

When found in food, bases often taste _______.

a)

Sour

b)

Bitter

c)

Salty

d)

Soggy

41.

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

42.

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

43.
Which has a slippery texture?
a)
Acid
b)
Base
44.
Which has a bitter taste?
a)
Base
b)
Acid
c)
flagella
d)
cila
45.
Which has a pH below 7?
a)
Acid
b)
Base
46.

What pH is the strongest base?

a)

1

b)

7

c)

4

d)

14

47.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
48.
Is hammering wood together to build a house a chemical or physical change?
a)
chemical
b)
physical
49.
Which of the following is NOT an example of chemical change?
a)
sour milk
b)
burning wood
c)
breaking a pencil
d)
rust
50.
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
51.
Are hard boiled eggs a physical or chemical change?
a)
Physical
b)
Chemical
52.
Is melting iron a physical or chemical change?
a)
Physical
b)
Chemical
53.
When baking soda and vinegar mix it creates a bubbly mess. Is this a chemical or physical change?
a)
Physical
b)
Chemical
54.
Which is a physical change?
a)
melting ice
b)
burning wood
c)
rotting food
d)
rusting iron
55.
Cutting a log in to small pieces is a chemical change.
a)
true
b)
false
56.
Photosynthesis is an example of a
a)
physical change
b)
chemical change
57.
Dissolving sugar in water is an example of a 
a)
physical change
b)
chemical change
58.
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
59.
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.
60.

A physical change:

a)

DOES result in a new substance.

b)

DOES NOT result in a new substance.

61.

A chemical change:

a)

DOES result in a new substance.

b)

DOES NOT result in a new substance.

62.

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

63.

When leaves decay, they go through a _____________________.

a)

chemical change

b)

physical change

64.
What is a force?
a)
a push or pull
b)
speed or acceleration 
c)
potential or kinetic energy
d)
balanced or unbalanced force
65.
When objects remain in the same place, it is called...
a)
gravity
b)
friction
c)
balanced force
d)
unbalanced force
66.
What is the force that causes everything to be pulled down to the Earth?
a)
friction
b)
gravity
c)
balanced
d)
unbalanced
67.
Force is measured in....
a)
Galileos 
b)
Newtons
c)
Di Vincis
d)
Einsteins 
68.
An unbalanced force is when objects move in one direction because the force is greater from that direction.
a)
true
b)
false
69.
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.
70.
What is a force that works AGAINST MOTION?
a)
Force
b)
Motion
c)
Gravity
d)
Friction
71.
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.
72.

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.

73.

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.

74.

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

a)

True

b)

False

75.

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.

76.
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
77.
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
78.
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
79.
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
80.
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.
81.

Acceleration occurs when there is a change in speed.

a)

True

b)

False

82.

change in velocity during a period of time

a)

acceleration

b)

vertical

c)

acceleration formula

83.
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
84.
What type of force describes the red arrow?
a)
Gravity Force
b)
Friction Force
c)
Driving Force
d)
Air friction resistance Force
85.
What type of force is shown in the picture?
a)
The Cat force
b)
Star Wars Force
c)
Unbalanced force
d)
Balanced  force
86.

What is energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

The ability to do work.

87.

What is kinetic energy?

a)

moving energy

b)

potential energy

c)

stored energy

d)

renewable energy

88.

What is potential energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

non renewable energy

89.
What kind of energy is represented in this picture?
a)
Thermal
b)
Potential
c)
Nuclear
d)
Mechanical
90.
What kind of energy does this device use?
a)
Chemical
b)
Electrical
c)
Thermal
d)
Chemical
91.
What kind of energy is represented in the picture?
a)
Thermal
b)
Chemical
c)
Sound
d)
Nuclear
92.
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
93.
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
94.

A computer uses what type of energy to operate?

a)

Mechanical

b)

Light

c)

Electric

d)

Sound

95.
If a car accelerates on a level road, it gains
a)
chemical energy
b)
potential energy
c)
kinetic energy
d)
light energy
96.
Which is a unit of work or energy
a)
netwon
b)
watt
c)
meter
d)
joule
97.
which can do more work? 1 joule of heat energy, or 1 joule of sound energy.
a)
they do the same work
b)
they do no work
c)
sound energy
d)
heat energy
98.

what energy does the object in the picture have the most of?

a)

kinetic energy

b)

potential energy

c)

electric energy

d)

heat energy

99.
Which of these forces does NOT oppose motion?
a)
Drag
b)
Thrust
c)
Friction
d)
Air resistance
100.
If an unbalanced force is acting on an object is increased, the object will
a)
remain at constant speed
b)
accelerate more
c)
remain still
d)
remain at constant velocity
101.
Which is a unit of force?
a)
newton
b)
gram
c)
m/s
d)
(m/s)/s
102.

If the same force is applied to each object, which will have the greatest acceleration?

a)
b)
c)
d)
103.
Which demonstrates balanced forces?
a)
a bus acceleration around a curve
b)
a kite falling to the ground
c)
a bicycle leaning against a building
d)
wind slowing down a runner
104.
What will happen if a feather and a ball are released from the same height at the same time?
a)
both objects will hit the ground at the same time
b)
both objects will hit the ground with equal force
c)
the feather will hit the ground first
d)
the ball will hit the ground first
105.

Study picture below. Which would increase the boat's acceleration?

a)

have both people row

b)

have the person stop rowing

c)

flatten the front of the boat

d)

add more bags to the boat

106.
What can be done to reduce the force of attraction (gravity) between earth and a body?
a)
increase the air temperature and humidity in the ground
b)
increase the body mass
c)
reduce the distance between body and ground
d)
increase the distance between the body and the ground
107.
Which unit would properly label an object's acceleration?
a)
(m/s)/s
b)
kg m/s
c)
m/s
d)
m
108.
Which describes how objects tend to resist changes in motion?
a)
inertia
b)
speed
c)
distance
d)
time
109.
A fast-moving and heavy ball could knock over lighter objects. This illustrates the principles of
a)
momentum
b)
friction
c)
balanced forces
d)
deceleration
110.

Which statement can you conclude from the photo below?

a)

both the car and the motorcycle had the same speed

b)

noth the car and the motorcycle had the same acceleration

c)

the motorcycle had the greatest acceleration

d)

the car had the greatest acceleration

111.
Atoms and molecules are mostly made of
a)
mass
b)
electrons
c)
space
d)
particles
112.

The picture below shows a water molecule. The arrow is pointing to a(n)

a)

proton

b)

atom

c)

electron

d)

nucleus

113.
Which has a negative charge?
a)
electron
b)
proton
c)
nucleus
d)
neutron
114.
Scientists can use a scanning tunneling microscope to
a)
form new elements
b)
study the shape of a water molecule
c)
change the density of an object
d)
measure an object's weight
115.
The chemical formula for water is H₂O. What is water
a)
electron
b)
molecule
c)
atom
d)
element
116.
All the elements in a column of the periodic table have
a)
nothing in common
b)
the same number of protons
c)
the same atomic mass
d)
similar properties
117.
A copper coin would BEST be classified as a
a)
metal
b)
nonmetal
c)
metalloid
d)
molecule
118.
An element or compound that conducts electric current better than non-metal but not as well as a metal is a?
a)
metal
b)
semiconductor
c)
nonmetal
d)
insulator
119.
Which test could a student do to determine if an object is a metal?
a)
place it in water to see if it sinks.
b)
pound it with a hammer to see if t bends.
c)
scratch it on glass to see if it leaves a mark.
d)
add it to hydrochloric acid to see if it reacts.
120.
Which material is a metalloid
a)
brass
b)
liquid nitrogen
c)
boron
d)
iron
121.
Which element is most likely to conduct heat and electricity?
a)
aluminum
b)
nitrogen
c)
helium
d)
oxygen
122.
Which element is most likely to be dull
a)
aluminum
b)
carbon
c)
sodium
d)
mercury
123.
Salt and pepper in a container together is an example of a
a)
solution
b)
mixture
c)
compound
d)
suspension
124.

Identify the type of mixture in the image

a)

alloy

b)

solution

c)

suspension

d)

colloid

125.

Identify the type of mixture in the image

a)

colloid

b)

solution

c)

alloy

d)

suspension

126.

Identify the type of mixture in the image

a)

suspension

b)

colloid

c)

solution

d)

alloy

127.

Identify the type of mixture in the image

a)

suspension

b)

solution

c)

colloid

d)

alloy

128.

The graph below compare the solubility of two substances. which statement is true

a)

At 0°C, sodium chloride is more soluble than sodium chlorateC

b)

the two substances have the same solubility

c)

At 100°C, the two substances have the same solubility

d)

The solubility of sodium chlorate increases as the water temperature increases

129.

A student is successfully separating the mixture in the beaker below. Which two substances are most likely in the beaker?

a)

sand and iron fillings

b)

sand and water

c)

water and salt

d)

baking soda and vinegar

130.
You are doing an experiment to see how to dissolve sugar in water more quickly. What is one variable you can change?
a)
Volume
b)
Solute
c)
Size of cup
d)
Temperature
131.
which mixture is most likely a solution?
a)
potting soil
b)
cranberry juice
c)
milk
d)
muddy water
132.
which would make a sugar and water solution more dilute?
a)
heat to boil away water
b)
let water evaporated away
c)
add sugar and stir
d)
add water and stir
133.
the substance in which the solute dissolves to make a solution
a)
alloy
b)
solvent
c)
colloid
d)
solubility
134.
the maximum amount of solute that can dissolve in a solvent is known as
a)
Solute
b)
Solvent
c)
Solubility
d)
Concentration
135.
How would you separate chemical colours in ink using a special paper dipped in solvent
a)
Filteration
b)
Chromatography
c)
Distillation
d)
Magnetism
136.
How would you separate a mixture of sand and iron filings?
a)
Magnetism
b)
Distillation
c)
Filteration
d)
Chromatography
137.
Which of the following obeys the law of conservation of mass
a)
reactant numbers are equal to product numbers
b)
reactant numbers are different from product numbers
c)
reactant numbers are more than product numbers
d)
reactant numbers are less than product numbers
138.
Which happens to matter during a chemical change?
a)
New atoms are formed
b)
Atoms are rearranged to form new substance
c)
Some atoms disappear
d)
Some atoms melt or evaporate
139.

Study the diagram below. According to the law of conservation of mass, both sides of the arrow have

a)

elements in the same state of matter

b)

the same arrangement of atoms

c)

an equal number of reactants and products

d)

the same total number of each type of atom

140.
Which process releases carbon dioxide?
a)
rain falling
b)
ice melting
c)
salt being stirred in water
d)
wood burning
141.

The chemical reaction below shows the formation of a(n)

a)

compound

b)

acid

c)

salt

d)

mixture

142.
How many Elements are in the chemical formula CaCO₃
a)
four elements
b)
one element
c)
three elements
d)
two elements
143.

What sign is showing that the chemical change is occuring in the picture below?

a)

forms tarnish

b)

forms precipitate

c)

release of gas

d)

releases energy

144.
which compound could be tarnish on a metal
a)
HCO₃
b)
CO₂
c)
Al₂O₃
d)
C₆H₁₂O₆
145.
what would happen if you removed one of the reactants during a chemical reaction
a)
the reaction will go faster
b)
the reaction will stop
c)
the reaction will go backwards
d)
the reaction will not change
146.
Which acid is in our stomachs?
a)
sulfuric acid (H2SO4)
b)
nitric acid (HNO3)
c)
hydrochloric acid (HCl)
d)
phosphoric acid (H3PO4)
147.
Which is not a property of a base?
a)
tastes bitter
b)
dissolves fats and oils
c)
makes blue litmus red
d)
dissolves hair
148.
Which is a property of a base?
a)
tastes sour
b)
feels soapy
c)
gives off hydrogen ions in water
d)
makes blue litmus turn red
149.
Atoms or molecules that have lost or gained an electron are known as ___________
a)
atoms
b)
elements
c)
molecules
d)
ions
150.
Which is not an electrolyte
a)
salt
b)
base
c)
sugar
d)
acid
151.
A base forms Hydroxide (OH-) ions in water. Why is there a minus (-) sign on the ion?
a)
OH- is a positive ion because it has gained an electron
b)
OH- is a negative ion because it has lost an electron
c)
OH- is a negative ion because it has gained an electron
d)
OH- is a positive ion because it has lost an electron
152.
Does food that tastes bitter contain acids or bases?
a)
base
b)
mixture
c)
salt
d)
acid
153.

is what the air outsid

a)

weather

b)

atmosphere

c)

climeat

d)

season