Select the best definition for "Air" according to science

• A current of wind, a force.

• A mixture "bouncing" molecules, such as Oxygen, Carbon Dioxide and Nitrogen.

• Air is made of only one molecule, also called "Air Molecules"

Select the best definition of "Temperature", according to Science

• How fast the molecules are moving

• How hot or cold something is

• How bad something burns when I touch it

• How strong something is

If you go up in altitude (climb the mountain), what happens to the density of the molecules in the air?

• Goes up

• Goes down

• Stays the same

If you go up in altitude (climb the mountain), what happens to the air pressure? (Also called atmospheric pressure or barometric pressure)

• Goes up

• Goes down

• Stays the same

How do we name air masses?

• Water and temperature
• Air pressure
• Humidity and temperature
• Cold and warm

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What type of front is shown?

• Warm Front

• Cold Front

• Occluded Front

• Stationary Front

Tags

NGSS.MS-ESS2-5

What type of front is shown?

• Warm Front

• Cold Front

• Occluded Front

• Stationary Front

Tags

NGSS.MS-ESS2-5

What type of front is shown?

• Warm Front

• Cold Front

• Occluded Front

• Stationary Front

Tags

NGSS.MS-ESS2-5

When two different air masses collide...

• A front forms
• They casually become one
• A new planet evolves
• Dinosaurs become extinct

Tags

NGSS.MS-ESS2-5

___________is the result of the weight of a column of air pushing on an area.

• air pressure
• density
• volume
• none of the above