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Particle Theory

Total questions: 55

Worksheet time: 47mins

Name
Class
Date
1.

The particles of ___________________ are tightly packed.

a)

solids

b)

liquids

c)

gases

d)

none

2.

The particles of liquids can:

a)

vibrate

b)

move past each other

c)

both

d)

none

3.

The forces of attraction between particles of _________ are weakest.

a)

solids

b)

liquids

c)

gases

d)

none

4.
Number 2 represents a ________
a)
solid
b)
liquid
c)
gas
d)
plasma
5.
As particles are exposed to warmer temperatures they __________
a)
speed up
b)
slow down
c)
stay the same
d)
vibrate
6.
As particles are exposed to colder temperatures they _____
a)
speed up
b)
slow down
c)
stay the same
d)
become ions
7.
An inflated balloon is placed in a refrigerator. Which statement describes the movement of the gas particles in the balloon?
a)
The particles move more slowly and become closer together.
b)
The particles move more slowly and become further apart.
c)
The particles move faster and become closer together.
d)
The particles move faster and become further apart. 
8.
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
9.
At higher temperatures
a)
particles in an object have less energy
b)
particles in an object move faster
c)
a gas contracts
10.
What does the particle diagram show?
a)
solid
b)
liquid
c)
gas
d)
plasma
11.
What does the particle diagram show?
a)
solid
b)
liquid
c)
gas
d)
plasma
12.
What is the change of state from a gas to a liquid called?
a)
melting
b)
evaporation
c)
condensation
d)
sublimation
13.

Which of the following sentences are true about solids?

a)

Solids are rigid, have a fixed shape but not a fixed volume

b)

Solids are not rigid, have a fixed shape and no fixed volume

c)

Solids are rigid, have a fixed shape and a fixed volume

14.

Particles are always moving.

a)

True

b)

False

15.

Something that goes from liquid to gas is...

a)

Evaporation

b)

Melting

c)

Freezing

d)

Sublimation

16.

Which image shows particles in a solid?

a)
b)
c)
17.

Which image shows particles in a liquid?

a)
b)
c)
18.

Which image shows particles in a gas?

a)
b)
c)
19.
What am I? I have a fixed mass, a fixed volume, I cannot be squashed and I have a shape that changes to fit the bottom of my container?
a)
solid
b)
liquid
c)
gas
d)
plasma
20.
Which point of the particle theory is depicted in this picture?
a)
particles are in constant motion
b)
different substances are made of different particles
c)
all matter is made of particles
d)
particles move faster when heat is added
21.
Which point of the particle theory is depicted in this picture?
a)
particles slow down when heat is removed
b)
particles are in constant, random motion
c)
different types of matter are made of different types of particles
d)
all matter is made of particles
22.
Which point of the particle theory is depicted by this picture?
a)
all matter is made of particles
b)
The attraction between particles increases as they get closer
c)
particles are in constant, random motion
d)
particles speed up as heat is added
23.
Which point of the particle theory is depicted by this picture?
a)
all matter is made of particles
b)
particles are in constant, random motion
c)
particles speed up as heat is added and slow down as heat is removed
d)
different substances are made of different types of particles
24.
The amount of matter in an object is a measure of the object's ________________.
a)
volume
b)
density
c)
mass
d)
solubility
25.
Which state of matter has molecules that slide past each other but stay close together? They do not form a regular pattern.
a)
solid
b)
liquid
c)
gas
26.
If the temperature of a gas increases what happens to its pressure?
a)
decreases
b)
increases
c)
stays the same
d)
increases and decreases
27.

Which statement about the molecules in the gas carbon dioxide is correct?

a)

The molecules are close together.

b)

The molecules are diatomic.

c)

The molecules move randomly.

d)

The molecules all move with the same speed.

28.
Number 2 represents a ________
a)
solid
b)
liquid
c)
gas
d)
plasma
29.
Particles in a _____________ are tightly packed together.
a)
solid
b)
liquid
c)
gas
d)
plasma
30.
Particles in a _________ take the shape of the container.
a)
solid
b)
liquid
c)
gas
d)
plasma
31.
As particles are exposed to warmer temperatures they __________
a)
speed up
b)
slow down
c)
stay the same
d)
vibrate
32.
As particles are exposed to colder temperatures they _____
a)
speed up
b)
slow down
c)
stay the same
d)
become ions
33.
What is the change of state from a solid straight to a gas called?
a)
melting
b)
evaporating
c)
freezing
d)
sublimation
34.
What am I? I have a fixed mass, a fixed volume, I cannot be squashed and I have a shape that changes to fit the bottom of my container?
a)
solid
b)
liquid
c)
gas
d)
plasma
35.
Which point of the particle theory is depicted in this picture?
a)
particles are in constant motion
b)
different substances are made of different particles
c)
all matter is made of particles
d)
particles move faster when heat is added
36.
An inflated balloon is placed in a refrigerator. Which statement describes the movement of the gas particles in the balloon?
a)
The particles move more slowly and become closer together.
b)
The particles move more slowly and become further apart.
c)
The particles move faster and become closer together.
d)
The particles move faster and become further apart. 
37.
Which point of the particle theory is depicted in this picture?
a)
particles slow down when heat is removed
b)
particles are in constant, random motion
c)
different types of matter are made of different types of particles
d)
all matter is made of particles
38.
Which point of the particle theory is depicted by this picture?
a)
all matter is made of particles
b)
The attraction between particles increases as they get closer
c)
particles are in constant, random motion
d)
particles speed up as heat is added
39.
Which point of the particle theory is depicted by this picture?
a)
all matter is made of particles
b)
particles are in constant, random motion
c)
particles speed up as heat is added and slow down as heat is removed
d)
different substances are made of different types of particles
40.
The amount of matter in an object is a measure of the object's ________________.
a)
volume
b)
density
c)
mass
d)
solubility
41.
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
42.
A student added sugar to a cup of water and stirred with a spoon.  After 10 minutes you could not see the sugar anymore.  What happened to the sugar?
a)
the sugar evaporated
b)
the sugar dissolved
c)
the sugar was magnetic
43.
Which liquid has the greatest density?
a)
lamp oil
b)
karo syrup
c)
water
d)
honey
44.

This diagram represents particles in a ______________ state.

a)

Solid

b)

Liquid

c)

Gas

45.

The diagram shows a cup of tea. Which row describes the water particles in the air above the cup compared with the water particles in the cup?

a)

Moving faster = yes; Closer together = yes

b)

Moving faster = yes; Closer together = no

c)

Moving faster = no; Closer together = yes

d)

Moving faster = no; Closer together = no

46.

The diagrams show the arrangement of particles in three different physical states of substance X. Which statement about the physical states of substance X is correct?

a)

Particles in state 1 vibrate about fixed positions.

b)

State 1 changes to state 2 by diffusion.

c)

State 2 changes directly to state 3 by condensation.

d)

The substance in stage 3 has a fixed volume.

47.

When there is no wind, the scent of flowers can be detected more easily on a warm evening than on a cold evening. This is because the molecules of the scent ……1…… ……2…… than in colder conditions. Which words correctly complete gaps 1 and 2?

a)

A

b)

B

c)

C

d)

D

48.
Temperature is a measure of particle...
a)
kinetic energy
b)
size
c)
colour
d)
electrostatic force
49.
Which state of matter has molecules that vibrate the least?
a)
solid
b)
water
c)
gas
50.
Which has a stronger Inter molecular Forces?
a)
gas
b)
Liquid
51.
In the above diagram, "State of Matter B" is a liquid. This means that it has:
a)
definite shape and volume.
b)
no definite shape or volume.
c)
definite volume, but changing shape.
d)
definite shape, but changing volume.
52.
What does the particle diagram show?
a)
solid
b)
liquid
c)
gas
d)
plasma
53.
What is the change of state from a gas to a liquid called?
a)
melting
b)
evaporation
c)
condensation
d)
sublimation
54.
What is the change of state from a solid straight to a gas called?
a)
melting
b)
evaporating
c)
freezing
d)
sublimation
55.
Which of the following is a true statement about what is occurring at the arrow labeled 1?
The water is...
a)
gaining thermal energy and condensing into a gas
b)
losing thermal energy and evaporating into a gas
c)
losing thermal energy and condensing into a gas
d)
gaining thermal energy and evaporating into a gas

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