Gas Properties REDO

Which of the following would increase the (gas) pressure of a system?

• Increase the Temperature
• Pump in more gas
• Decrease the volume
• All of these

If the temperature of a gas decreases, the pressure...

• Decreases

• Increases

• Does not change

Which container will have lower pressure?

• left
• right
• they both have the same pressure

At higher temperatures...

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

If you place a balloon in a freezer what happens to the size of the balloon?

• Doubles
• increases
• decreases
• stays still

How do gas molecules move? 

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

When the temperature of a gas increases the particles...

• speed up and move closer

• speed up and move farther apart

• slow down and move closer together

• slow down and move farther apart

True or False: Gases can be compressed. 

• True
• False

When volume increases, pressure must...

• Increase

• Decrease

Pressure is caused by ______.

• gravity.
• gas molecules colliding with each other.
• gas molecules colliding with surfaces of the container.
• gas molecules reacting with each other.