Gas Laws Intro

True or False:
Gas molecules have no mass

• False
• True

True or False:
A sample of a gas has no definite volume

• False
• True

Which is a quality that only gases display?

• Spread out to fill all available space
• Take the shape of their container
• Can't be compressed
• All of these

Mr. B goes to a birthday party, but on the way home his balloon begins to float away. What will happen to it?

• It will pop immediately
• It will float up for a bit and then fall down
• It will float up for a while and then pop
• It will float on into space

A bubble forms at the bottom of a pool. As it moves towards the surface, what happens?

• It grows
• It shrinks
• It stays the same size
• It slows down

True or False:
You leave a soccer ball outside in the winter. Will the ball end up flatter than it was before?

• Yes
• No
• Only if it's REALLY cold
• Only if it has a leak

What happens to the average kinetic energy of matter when it is heated?

• It increases
• It decreases 
• It doesn't change
• It cannot be determined

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 do gas molecules move? 

• in an orderly fashion 
• constantly and randomly
• in straight line paths
• in a circular motion

Which container will have lower pressure?

• left
• right
• they both have the same pressure