Lesson 1 What Causes Weather?
Objectives
- Identify the causes of weather.
- Describe the atmosphere.
- Recognize how wind forms.
Vocabulary
atmosphere - The blanket of air surrounding Earth
troposphere - The layer of air closest to Earth's surface
air pressure - The weight of the atmosphere pressing down on Earth
local winds - Movements of air that result from local changes in temperature
prevailing winds - Global winds that blow constantly from the same direction
atmosphere - The blanket of air surrounding Earth
troposphere - The layer of air closest to Earth's surface
air pressure - The weight of the atmosphere pressing down on Earth
local winds - Movements of air that result from local changes in temperature
prevailing winds - Global winds that blow constantly from the same direction
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Additional Resources