Science - Ch. 8 - The Atmosphere

Most weather reports for the general public use millibars a units of air pressure.

• True

• False

As altitude increases, the density of the air increases.

• True

• False

Air pressure at sea level is __________ than air pressure at the top of a mountain.

The amount of mass in a given volume of air is its ___________.

Gases in air that are present in very small amounts are called _____________ gases.

Earth is surrounded by an envelope of gases called the ________________

The term used to describe the condition of Earth's atmosphere at a given place or time is ______________.

Tags

NGSS.MS-ESS2-5

Which of these do plants need to make food?

• argon

• carbon dioxide

• nitrogen

• oxygen

Tags

NGSS.MS-LS1-6

The troposphere is the thickest over the equator.

• True

• False

The upper stratosphere is cooler than the lower stratosphere.

• True

• False