What is an air mass?

Understanding Air Masses and Weather Fronts

Flashcard
•
Science
•
7th Grade
•
Hard

Janet Garchinsky
FREE Resource
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6 questions
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1.
FLASHCARD QUESTION
Front
Back
An air mass is a large mass of air that has similar characteristics such as temperature and humidity.
2.
FLASHCARD QUESTION
Front
What causes air masses to move around?
Back
Prevailing winds, which are winds that blow in one direction, move air masses around. These winds are caused by the uneven heating of air.
3.
FLASHCARD QUESTION
Front
What happens when two air masses crash into each other?
Back
When two air masses collide, they form a weather front. Dramatic weather changes can happen such as wind, rain and thunderstorms.
4.
FLASHCARD QUESTION
Front
What are some different kinds of weather fronts?
Back
Some different kinds of weather fronts are cold fronts, warm fronts, stationary fronts and occluded fronts.
5.
FLASHCARD QUESTION
Front
What kinds of weather can we expect if a cold front is approaching?
Back
When a cold front approaches, rain is likely as the cold air mass pushes the warm air mass up. As the warm air mass rises it cools down and condenses to form clouds which will likely form rain.
6.
FLASHCARD QUESTION
Front
How do meteorologists label different kinds of weather fronts?
Back
Meteorologists use different symbols to represent the different kinds of weather fronts. A warm front is represented with a red line and semi circles, while a cold front is represented with a blue line with triangles.
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