Front

What is weather?

Back

Weather refers to the atmospheric conditions in a specific place at a specific time, including temperature, humidity, precipitation, and wind.

Tags

NGSS.MS-ESS2-5

Front

What is an air mass?

Back

An air mass is a large body of air that has uniform temperature and humidity characteristics.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Front

What are the four main types of fronts?

Back

The four main types of fronts are cold fronts, warm fronts, stationary fronts, and occluded fronts.

Tags

NGSS.MS-ESS2-5

Front

What is a cold front?

Back

A cold front is the leading edge of a cooler mass of air, replacing a warmer mass of air.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Front

What is a warm front?

Back

A warm front is the leading edge of a warmer mass of air, replacing a cooler mass of air.

Tags

NGSS.MS-ESS2-5

Front

What is a stationary front?

Back

A stationary front occurs when two air masses meet but neither is strong enough to replace the other.

Tags

NGSS.MS-ESS2-5

Front

What is an occluded front?

Back

An occluded front forms when a cold front overtakes a warm front, lifting the warm air off the ground.

Tags

NGSS.MS-ESS2-5

Front

How does temperature affect air density?

Back

Hot air is less dense than cold air, causing it to rise.

Tags

NGSS.MS-PS1-4

Front

What is humidity?

Back

Humidity is the amount of water vapor present in the air.

Tags

NGSS.MS-ESS2-5

Front

What is precipitation?

Back

Precipitation is any form of water, liquid or solid, that falls from the atmosphere to the Earth's surface.

Tags

NGSS.MS-ESS2-4