Gas Quiz

Gas pressure is caused by

• gas molecules colliding with surfaces
• gas molecules condensing to a liquid
• gas molecules hitting other gas molecule
• barometers

Tags

NGSS.MS-PS2-1

At what temperature do nitrogen molecules move fastest?

• 350 K
• 300 K
• 250 K
• 200 K

Tags

NGSS.MS-PS1-4

The molecules of a gas are in constant and random motion.

• TRUE
• FALSE
• DEPENDS UPON THE KIND OF MOLECULE

Tags

NGSS.HS-PS2-1

NGSS.HS-PS3-2

What will happen to the size of the balloon when it is placed inside the refrigerator? 

• Its size decreases.
• Its size increases.

Tags

NGSS.MS-PS1-4

When do you need to decrease the air pressure of your car tires?

• during summer
• during rainy days

At a constant temperature, the volume decreases. What happens to the pressure?

• increases

• decreases

• stays the same

At a constant pressure, the volume decreases. What happens to the temperature?

• increases

• decreases

• stays the same

The kinetic theory states

• Particles won't move if you don't apply energy to it.

• Particles only move in liquids and gases.

• Particles are in constant, random, straight line motion.

• At the same temperature the object that has the most mass heats quicker.

If a hairspray can is heated, what can be expected of the pressure of the gas inside the can?

• The pressure will increase

• The pressure will decrease

• The pressure will remain constant

• The pressure will equalize

Tags

NGSS.MS-PS1-4

Temperature describes  the ______________ of particles.

• volume
• mass
• motion
• conductivity

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4