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Gas Laws Test Review
Test Description: Gas Law test review
Instructions: Answer all questions to get your test result.
1) According to the kinetic-molecular theory, particles of matter
A
are in constant motion
B
have different colors
C
are always fluid
D
have different shapes
2) According to the kinetic-molecular theory, gases condense into liquids because of
A
gravity
B
atmospheric pressure
C
elastic collisions
D
forces between molecules
3) According to the kinetic-molecular theory, which substances are made of particles?
A
all gases
B
all matter
C
ideal gases only
D
all matter except solids
4) Which is an example of gas diffusion?
A
All of the above
B
inflating a flat tire
C
a cylinder of oxygen stored under high pressure
D
the odor of perfume spreading throughout a room
5) By which process do gases take the shape of their container?
A
expansion
B
evaporation
C
adhesion
D
diffusion
6) Which is an example of effusion?
A
helium dispersing into a room after a balloon pops
B
oxygen and gasoline fumes mixing in an automobile carburetor
C
air slowly escaping from a pinhole in a tire
D
the aroma of a cooling pie spreading across a room
7) What happens to the volume of a gas during compression?
A
The volume decreases.
B
It is impossible to tell because all gases are different.
C
The volume remains constant
D
The volume increases.
8) Under which conditions do real gases most resemble ideal gases?
A
low pressure and low temperature
B
low pressure and high temperature
C
high pressure and low temperature
D
high pressure and high temperature
9) Pressure is the force per unit
A
surface area.
B
volume
C
length.
D
depth
10) What does the constant bombardment of gas molecules against the inside walls of a container produce?
A
density
B
diffusion
C
temperature
D
pressure
11) What instrument measures atmospheric pressure?
A
barometer
B
torrometer
C
vacuum pump
D
manometer
12) What instrument measures the pressure of an enclosed gas?
A
torrometer
B
vacuum pump
C
manometer
D
barometer
13) Why does the air pressure inside the tires of a car increase when the car is driven?
A
The air particles collide with the tire after the car is in motion
B
The air particles inside the tire increase their speed because their temperature rises.
C
The atmosphere compresses the tire.
D
Some of the air has leaked out.
*select an answer for all questions
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