2.3 Test Prep Question Preview (ID: 32994)
Gas Laws Basics.
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TRUE OR FALSE. You drove continuously from Beaver Dam to Daytona Beach Florida and you observed that the pressure in your tires increased. This is because the tires' temperatures increased due to the friction caused by the road.
a) True
b) False
c)
d)
TRUE or FALSE. According to Charles' Law, if you have a balloon inside a car at noon during a hot summer day the balloon molecules inside will increase in pressure.
a) True
b) False
c)
d)
Gas pressure is caused by
a) Gas molecules heating up
b) Gas molecules reacting with other gas molecules
c) Gas molecules hitting the walls of a container
d) Gas molecules hitting other gas molecules
How does the pressure of a container change as the volume is changed?
a) As volume increases, pressure increases as well.
b) As volume decreases, pressure decreases as well.
c) As volume increases, pressure decreases.
d) As volume increases, pressure increases.
If a gas is cooled, how does the volume change?
a) The volume of the gas increases.
b) The volume of the gas decreases.
c) The volume should stay the same.
d) The volume will decrease slightly, then increase.
Which gas law explains why a balloon pops if it is sat on?
a) Avogadro's Law
b) Boyle's Law
c) Charles' Law
d)
If we increase the temperature of a gas, what will happen to the speed of the particles?
a) The speed of the particles will increase
b) The speed of the particles will decrease
c) The speed of the particles will not change
d) It will vary depending on the substance
f we increase the temperature of a gas, what will happen to the spacing of the particles?
a) The spacing of the particles will decrease
b) The spacing of the particles will stay the same
c) The spacing of the particles will increase
d) It will vary depending on the substance
If we increase the temperature of a gas, what will happen to the volume of the gas?
a) The volume of the gas will decrease
b) The volume of the gas will increase
c) The volume of the gas will stay the same
d) It will vary depending on the substance
If we increase the temperature of a gas, what will happen to the number of collisions the particles have with the container walls?
a) It will vary depending on the substance
b) The number of collisions the particles will have with the container walls will decrease
c) It will remain constant
d) The number of collisions the particles will have with the container walls will increase
If we increase the volume of the container a gas is in, what will happen to the spacing of the particles?
a) The particles will spread out
b) The particles will move closer together
c) Spacing will vary depending on the substance
d) It will remain constant
If we increase the volume of the container a gas is in, what will happen to the pressure the particles exert on the walls of the container?
a) The pressure the gas exerts on the walls of the container will decrease
b) The pressure the gas exerts on the walls of the container will increase
c) It will vary depending on the substance
d) It will remain constant
When the volume of a gas is decreased, what happens to the pressure it exerts?
a) It increases
b) It will vary depending on the substance
c) It remains constant
d) It decreases
Which of the following explains why a hot air balloon inflates when it is heated?
a) The flame lowers the gas pressure inside by heating up the air, causing it to inflate.
b) The flame forces more gas particles into the balloon, causing it to inflate.
c) The balloon lets the cool air out through the bottom, where it is circulated by the flame.
d) The increased temperature causes the gases to spread out and inflate the balloon.
TRUE or FALSE: A good example of Charles Law is when a piece of metal expands in the heat
a) True
b) False
c)
d)
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