Air Pressure and Density

The force pushing on a surface is called _______.

The measurement of how many atoms are packed into a space is called ______.

TRUE or FALSE: Air pressure is created by the column of air pushing down on us.

• TRUE

• FALSE

What are two rules that air follows?

• 1. has density

  2. creates pressure

• 1. has density

  2. no pressure created

• 1. creates pressure

  2. has no density

• 1. has no density

  2. no pressure created

Most of the gases are located in which layer of the atmosphere?

• troposphere

• mesosphere

• stratosphere

• exosphere

TRUE or FALSE: There is no way to change the density of an object.

• TRUE

• FALSE

Less dense objects ______ while more dense objects _____.

• float, sink

• sink, float

Tags

NGSS.MS-PS2-4

Denser objects create ______ pressure than less dense objects.

• more

• less

• the same

Pick the statement below that applies to you.

• I have no idea about air pressure and density. I need to go back and watch the video again.

• I understand one of these concepts, but not both. I need to review parts of the video again.

• I understand density and air pressure, but I would not be able to teach it to my peers.

• I understand density and air pressure, and I could teach it to my peers.