Unit 4 test review

Front

What instrument is used to measure wind speed?

Back

Anemometer

Front

What is precipitation?

Back

Any form of water that falls to Earth's surface from the clouds.

Front

How is weather defined?

Back

The condition of Earth's atmosphere at a certain time and place.

Front

What happens to temperature when more greenhouse gases are released into the atmosphere?

Back

Temperature goes up.

Front

What is the primary cause of the increase in greenhouse gases?

Back

Human activities such as burning fossil fuels.

Front

What is a wind vane used for?

Back

To determine the direction of the wind.

Front

What is the role of a barometer?

Back

To measure atmospheric pressure.

Front

What are cumulus clouds?

Back

Fluffy, white clouds that usually indicate fair weather.

Front

What is the greenhouse effect?

Back

The warming of Earth's surface due to trapped heat by greenhouse gases.

Front

What is humidity?

Back

The amount of water vapor present in the air.