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States of matter

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

An object going from a solid to a liquid is_______.

a)

sublimation

b)

deposition

c)

freezing

d)

melting

2.

Sublimation is the process of___________.

a)

a gas going to a liquid

b)

a solid going to a gas

c)

a liquid going to a solid

d)

a gas going to a solid

3.

What state of matter is represented in this picture?

a)

solid

b)

liquid

c)

gas

4.

What state of matter is represented in the picture above?

a)

solid

b)

liquid

c)

gas

5.

State of matter with no definite shape and no definite volume.

a)

solid

b)

liquid

c)

gas

6.

What happens to particles when their temperature increases?

a)

The particles move slower

b)

The particles move faster

c)

The particles lose mass

d)

The particles gain mass

7.

boiling point

a)

the temperature at which a liquid goes to a gas

b)

temperature at which a solid begins to liquefy.

c)

amount of energy required to change a substance from the solid phase to the liquid phase.

d)

a state of matter has enough energy to overcome the attractive forces within its atoms, composed of positively and negatively charged ions.

8.
When a solid reaches the temperatures of its ___, it can become a liquid.
a)
melting point
b)
freezing point
c)
boiling point
d)
density
9.

The heat absorbed by melting a solid is known as________.

a)

heat of fusion

b)

heat of solid

c)

heat of liquid

d)

heat of vaporization

10.

What is pressure?

a)

The amount of force exerted on a surface

b)

The surface area of an object

c)

The weight of an object

11.

The amount of heat needed to change a substance from the liquid phase to the gas phase is ___

a)

Heat of Vaporization

b)

Boiling point

c)

Heat Energy

d)

Phase change

12.
Which of the following is NOT a part of the Kinetic Theory of Matter?
a)
All matter is made up of tiny particles.
b)
Occasionally, particles stop moving.
c)
Particles are always moving in random paths.
d)
The type of movement of particles depends on the amount of energy.
13.

For gaseous state, when Pressure increases then the Volume must________.

a)

Increase

b)

decrease

c)

stay the same

14.
You place a balloon in a closed chamber at STP. You double the chamber pressure. What happens to the balloon?
a)
It reduces to one-half the original volume.
b)
It stays the same volume.
c)
It doubles in volume.
d)
It expands to four times the original volume.
15.
When a cold tire is inflated to a certain pressure and then is warmed up due to friction with the road, the pressure increases. This happens because the
a)
air molecules hit the walls of the tire less frequently
b)
rubber in the tires reacts with oxygen in the atmosphere
c)
air molecules speed up and collide with the tire walls more often
d)
air molecules diffuse rapidly through the walls of the tire.
16.

Which letter on the diagram represents a gas?

a)

A

b)

B

c)

C

d)

D

17.

What does point B represent?

a)

Triple point

b)

Critical point

c)

Equilibrium point

d)

Normal melting point

18.

What is the normal melting point of this substance?

a)

150°C

b)

100°C

c)

-50°C

d)

0°C

19.

What phase change occurs from E to C?

a)

Sublimation

b)

Deposition

c)

Melting

d)

Condensation

20.

What phase change occurs from C to D?

a)

Condensation

b)

Vaporization

c)

Melting

d)

Sublimation

21.

Normal freezing/melting and boiling points occur at standard pressure, which is__________.

a)

1 atm

b)

5 atm

c)

10 atm

d)

15 atm

22.

What is the normal boiling point of this substance?

a)

0°C

b)

100 °C

c)

-50°C

d)

150°C

23.
True or false: melting and freezing occur at the same temperature!
a)
True
b)
False
c)
I don't know
24.

What state of matter is X?

a)

solid

b)

liquid

c)

gas

d)

supercritical fluid

25.

What is point A?

a)

triple point

b)

critical point

c)

equilibrium point

d)

normal melting point

26.

A student measures the pressure and volume of an empty water bottle to be 1.4 atm and 2.3 L. She then decreases the pressure to 0.65 atm. What is the new volume?

a)

2.1 L

b)

5.0 L

c)

8.2 L

d)

3.9 L

27.

A scientist needs to store 28.0 moles of xenon gas at STP in the lab. What size gas tank will he need?

a)

628 L

b)

473 L

c)

219 L

d)

376 L

28.

The pressure of a 6.5 L sample of oxygen gas is measured to be 3.8 atm. If the gas is transferred into a 12 L tank, what is the new pressure?

a)

6.6 atm

b)

3.9 atm

c)

4.5 atm

d)

2.1 atm

29.
Boyle's law :  The pressure and volume of a gas show a _____ relationship. 
a)
No relationship 
b)
Direct 
c)
Inverse 
d)
Equal
30.
If 200 mL of a gas at 27°C is cooled to -33°C at a constant pressure, the volume will be
a)
250 mL
b)
204 mL
c)
196 mL
d)
160 mL

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