7th grade PreTest: Chapter 11 - The Atmosphere

What percent of our atmosphere is made up of gases other than oxygen and nitrogen?

• 5%

• 1%

• 10%

• 2%

The less mass in given volume of air, the

• more the aire weighs

• greater the air pressure

• more dense the air

• less dense the air

Tags

NGSS.MS-ESS2-5

As you rise upwards in the atmosphere, air pressure

• increases

• decreases

• doesn't change

• first increases then decreases

The layer of our atmosphere in which weather occurs is the

• troposphere

• stratosphere

• mesosphere

• exosphere

Tags

NGSS.MS-ESS2-5

The greenhouse effect is

• the absorption of energy by clouds

• a gradual increase in the temprature of the atmosphere

• the reflection of solar energy into the atmosphere

• the process by which gases hol heat in the atmosphere

Tags

NGSS.MS-ESS3-5

Cool air tends to

• be less dense and flow over warm air

• be lifted by more dense warm air

• be more dense and flow under warm air

• mix easily with warm air masses

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Earths rotation makes global winds curve. This is called the

• convection effect

• global effect

• coriolis effect

• rotational effect

Tags

NGSS.MS-ESS2-6

The layers of the atmosphere are classified according to changes in

• altitude

• density

• pressure

• temperature

The ozone layer protects living things on Earth from

• visible light

• infrared rays

• ultraviolet radiation

• carbon dioxide

The pravailing westerlies, the major wind belts over the continental United States, generally push air masses from

• east to west

• west to east

• north to south

• south to north

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6