6 min read
This study guide covers solar radiation, its dependence on latitude and how it influences seasons. It explains the Earth's tilt (23.5°) and its effect on day length, temperature, and the occurrence of equinoxes and solstices. It also provides tips and practice questions for the AP Environmental Science exam related to these concepts.
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Question 1 of 10
What is the primary source of energy for Earth? 🌞
Geothermal energy
Wind energy
Solar radiation
Nuclear energy