8th grade final study guide

Front

What causes a sea breeze?

Back

Cool air over water moves toward warm air over land.

Front

True or False: As altitude increases in the troposphere, temperature increases.

Back

False

Front

True or False: Oxygen is the most abundant gas in Earth's atmosphere.

Back

False

Front

Which layer of the atmosphere contains the ozone layer?

Back

Stratosphere

Front

What is smog?

Back

A mixture of dust, acids, and other chemicals that are dangerous to human health.

Front

What is the primary function of the ozone layer?

Back

To protect Earth from harmful ultraviolet (UV) radiation.

Front

What is the greenhouse effect?

Back

The warming of Earth’s surface due to the trapping of heat by greenhouse gases.

Front

What are the main components of Earth's atmosphere?

Back

Nitrogen (78%), Oxygen (21%), and other gases (1%).

Front

What is the difference between weather and climate?

Back

Weather refers to short-term atmospheric conditions, while climate refers to long-term patterns.

Front

What is air pressure?

Back

The force exerted by the weight of air above a given point.