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Chemistry Review 2021

Total questions: 37

Worksheet time: 38mins

Name
Class
Date
1.
What state of matter has the most energy?
a)
Solid
b)
Liquid
c)
Gas
2.
How do you find the volume of a regular shaped solid?
a)
Length x Width x Height
b)
Length x Width
c)
Length/Height
d)
Length + Width + Height
3.
What is the measure of the amount of matter in an object called?
a)
Volume
b)
Weight
c)
Mass
d)
Density
4.
The amount of space an object takes up is called
a)
Mass
b)
Volume
c)
Weight
d)
Density
5.

Anything that has mass and takes up space is

a)

Matter

b)

Molecules

c)

Density

d)

Volume

6.
Which state of matter has a fixed volume and a fixed shape?
a)
Solid
b)
Liquid
c)
Gas
d)
Plasma
7.
Which state of matter has a fixed volume but not a fixed shape?
a)
Solid
b)
Liquid
c)
Gas
d)
Plasma
8.
Which state of matter has neither a fixed volume or a fixed shape?
a)
Solid
b)
Liquid
c)
Gas
9.
This picture represents which phase change?
a)
Sublimation
b)
Freezing
c)
Condensation
d)
Evaporation
10.

The number of protons or electrons is the

a)

Neutrons

b)

Atomic Mass

c)

Atomic Number

d)

Atoms

11.
Which phase change is shown in the picture?
a)
Melting
b)
Deposition
c)
Freezing
d)
Boiling
12.
An object has a mass of 150 g and a volume of 300 cm3. What is it's density?
a)
2 g/cm3
b)
.5 g/cm3
c)
450 g/cm3
d)
2 cm3
13.
Dew is an example of a...
a)
melting
b)
freezing
c)
deposition
d)
condensation
14.
By adding salt to the water, the 
a)
freezing point decreased
b)
melting point increased
c)
freezing point increased
d)
ice cream tasted better
15.
Find the volume of the cube below.
a)
11 cm3
b)
36 cm3
c)
30 cm3
d)
18 cm3
16.

Which of the following is an endothermic change?

a)

Sublimation

b)

Deposition

c)

Condensation

d)

Freezing

17.
What is the DV on the graph?
a)
Temperature
b)
Salt Added (g)
c)
Temperature (Co)
d)
Salt Added
18.
Which of the following is an exothermic change?
a)
Melting
b)
Deposition
c)
Evaporation
d)
Boiling
19.
What is the label for density?
a)
g/cm2
b)
g/ml3
c)
g/cm3
d)
cm3
20.

As the temperature rises the molecules...

a)

get bigger

b)

spread out

c)

gather together

d)

slow down

21.

How do you find how many neutrons an element has?

a)

Count them

b)

Subtract the Atomic Number from the Atomic Mass

c)

Atomic Mass x Atomic Number

d)

Just look at the Atomic Number

22.

What is found inside the nucleus?

a)

Protons and Neutrons

b)

Electrons

c)

Protons and Electrons

d)

Protons, Neutrons, and Electrons

23.

The positive particles of an atom are

a)

electrons

b)

positrons

c)

neutrons

d)

protons

24.

In the photo, what is letter C known as?

a)

Neutron

b)

Proton

c)

Electron

25.

When heat is added to molecules

a)

molecules move faster and move away from each other

b)

molecules move slower and close to each other

c)

molecules move slower and move away from each other

26.

What state of matter does the picture below represent?

a)

solid

b)

liquid

c)

gas

d)

plasma

27.

The diagram shows arrangement of particles in a

a)

Solid

b)

Liquid

c)

Gas

28.

What is a gas?

a)

Matter that has fixed shape but no fixed volume

b)

Matter that has no fixed shape and no fixed volume

c)

Matter that has no fixed shape but fixed volume

d)

compounds

29.

What state is represented in the gif?

a)

Solid

b)

Liquid

c)

Gas

30.
7. All phase changes (changing states) requires energy to be added or taken away.
a)
True
b)
False
31.
What is sublimation?
a)
phase change between solid and liquid
b)
pahse change from gas to solid
c)
phase change from solid to gas
d)
phase change from solid to solid
32.
When the temperature of matter decreases the particles ...
a)
speed up and move farther apart
b)
speed up and move closer together
c)
slow down and move farther apart
d)
slow down and move closer together
33.

What phase change is evident in the picture?

a)

melting

b)

freezing

c)

evaporation

d)

condensation

34.

The following are examples of materials that undergo sublimation except for:

a)

mothballs

b)

dry ice

c)

air freshener

d)

soap

35.

What is happening to the butter in the picture?

a)

It changes from solid to gas.

b)

It changes from liquid to solid.

c)

It changes from liquid to gas.

d)

It changes from solid to liquid.

36.

Which of the following is a molecule?

a)

Hydrogen (H)

b)

Carbon Dioxide (CO2)

c)

Iron (Fe)

d)

Strontium (Sr)

37.

When graphing your title should be written as...

a)

The Effect of the DV on the IV

b)

The IV Effects the DV

c)

The DV is responding to the IV

d)

The Effect of the IV on the DV

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