Atmosphere Study Guide

Which statement is true?

• Air is made of matter and has mass.

• Air is held around Earth by gravity.

• The atmosphere is necessary for life.

• The atmosphere is always changing (ex. weather, pollution, etc.)

• All the statements are true.

What happens as you increase altitude in the atmosphere? Select all that apply.

• Air pressure increases.

• Air pressure decreases.

• Temperature changes.

• Molecules become more dense.

• Molecules become less dense.

What is the atmosphere made of?

• nitrogen (78%) oxygen (21%), and gases/liquids/solids (1%).

• nitrogen (21%), oxygen (78%), and other gases/liquids/solids (1%).

• carbon dioxide (50%), methane (25%), and water vapor (25%).

• nitrogen (40%) oxygen (30%), carbon dioxide (10%), methane (10%), and water vapor (10%).

Which of the Earth’s layers has the lowest temperature?

• exosphere

• mesosphere

• stratosphere

• thermosphere

• troposphere

Which layer of the atmosphere has the highest temperature?

• exosphere

• mesosphere

• stratosphere

• thermosphere

• troposphere

Which layer of the atmosphere contains the ozone layer?

• exosphere

• mesosphere

• stratosphere

• thermosphere

• troposphere

Which layer of the atmosphere is where life is found?

• exosphere

• mesosphere

• stratosphere

• thermosphere

• troposphere

Which layer of the atmosphere is where weather occurs?

• exosphere

• mesosphere

• stratosphere

• thermosphere

• troposphere

Tags

NGSS.MS-ESS2-5

Which layer of the atmosphere contains the ionosphere, which is where the Northern Lights occur.

• exosphere

• mesosphere

• stratosphere

• thermosphere

• troposphere

Which layer of the atmosphere is the border of the atmosphere and space?

• exosphere

• mesosphere

• stratosphere

• thermosphere

• troposphere