The Sun's energy and Earth's weather | Middle school Earth and space science | Khan Academy
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now!The Sun powers Earth's weather by heating the atmosphere and hydrosphere unevenly. This energy drives the water cycle, creates wind through changes in air pressure, and fuels cloud formation and storms. Greenhouse gases help trap heat, keeping Earth warm enough for life while allowing weather systems to constantly shift and change.
Sections:
00:00 Intro
00:15 Overview
01:06 Weather versus climate
01:44 What happens to solar radiation reaching the earth?
02:57 Greenhouse gases
03:33 How the Sun's energy makes water move
04:18 How the Sun's energy makes air move
05:35 Summary
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Credit:
"Solar Angle of Incidence on Earth" by Thebiologyprimer, licensed under a Creative Commons Attribution License (CC0 1.0): https://commons.wikimedia.org/wiki/File:Solar_Angle_of_Incidence_on_Earth.png Receive SMS online on sms24.me
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