Under Pressure

Heating increases pressure, and cooling decreases pressure only when:

• volume changes

• temperature is constant

• temperature changes

• volume is constant

The bottle ________ as the air pressure inside the bottle matches the air pressure outside the bottle.

To prevent crushing forces, compressed gas cannisters are made of:

• plastic

• metal

• stone

• wood

In a fire, gas cannisters can:

• expand

• stay intact

• contract

• explode

Tags

NGSS.MS-PS1-4

You need gas pressure to do all of the following EXCEPT:

• breathe

• run

• drink with a straw

• fly in a plane