KS3 Gas Pressure

What is the difference between particles in a gas and a solid?

• gas particles are closer together

• solid particles move faster than gas particles

• solid particles expand on heating

• gas particles have more kinetic energy than solid particles

How can we increase the gas pressure inside a sealed container?

• Increase the number of particles inside the container

• Increase the temperature

• Decrease the volume of the container

• All of these

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

In what direction(s) does air exert pressure?

• everywhere

• no where

• there is no pressure

• downward

A _____________ is the scientific instrument used to measure air pressure.

• barometer

• thermometer

• mercury

• watch

Pressure can be exerted by solids, liquids and gases.

• TRUE

• FALSE

The pressure inside the balloon will:

• Decrease

• Increase

• Remain the same

• Not enough information to formulate an answer

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The pressure of the gas in the balloon in the ice water will be:

• Greater than that of the balloon in the boiling water.

• Less than that of the balloon in the boiling water.

• The same as that of the balloon in the boiling water.

• Not enough information to answer the statement.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

This is an example of the everyday application of pressure in:

• Solids

• Liquids

• Gases

• Plasma

Tags

NGSS.MS-PS2-2

The pressure inside the syringe will decrease if we move the plunger in:

• Direction A

• Direction B

• We don't have to move the plunger as the pressure will change on its own.

• None of the above answers.

Tags

NGSS.MS-PS2-1