Weather

_____________ air is more dense and tends to sink

• cold
• warm
• moist
• dry

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Humidity is the...

• Amount of Water Vapor in the Air
• Amount of Wind in the Air
• Amount of Precipitation in the Air
• Amount of Pressure in the Air

Tags

NGSS.MS-ESS2-4

What does the air consist of?

• molecules
• helium
• density
• weather

The amount of mass in a unit volume of a substance

• mass
• pressure
• volume
• density

More molecules close together, means density is:

• high
• low

Tags

NGSS.5-PS1-1

Fewer molecules further apart, means density is:

• high
• low

Which box has a lower density?

• Box A

• Box B

• cannot be determined

• they are the same

In general what is the most dense form of matter?

• solid

• liquid

• gas

• plasmas

Hot air is ________dense than the air around it; that is how the balloon can rise.

• more

• less

Why does a hot air balloon come back down to the ground?

• The air around it pushed it down.

• The air inside cooled and became more dense forcing the balloon to descend.

• The air inside the balloon heated up and the air was too hot to rise.

• The balloon may have had a hole in it.

Tags

NGSS.MS-PS1-4