Weather

Front

What is water vapor?

Back

Water vapor is a clear, colorless gas that exists in the air.

Front

What device measures air pressure?

Back

A barometer measures air pressure.

Front

What happens when relative humidity is 100% and temperature falls?

Back

It will start to rain.

Front

What are the characteristics of a high-pressure system?

Back

High-pressure systems are associated with clear skies and sun.

Front

What is absolute humidity?

Back

Absolute humidity is the measure of how much water vapor is in the air.

Front

What is relative humidity?

Back

Relative humidity is the measure of how much water vapor the air can hold compared to how much it is actually holding.

Front

How does temperature affect humidity?

Back

As temperature increases, air can hold more water vapor, affecting relative humidity.

Front

What is a barometer?

Back

A barometer is an instrument used to measure atmospheric pressure.

Front

What is the water cycle?

Back

The water cycle is the continuous movement of water through evaporation, condensation, and precipitation.

Front

What is precipitation?

Back

Precipitation is any form of water that falls from the atmosphere, including rain, snow, sleet, and hail.