Praxis II General Science

Category - Chemistry

Heat from the sun reaches the earth as what type of energy?
  1. Infrared radiation
  2. Electromagnetic radiation
  3. Electromagnetic and ultraviolet radiation
  4. Infrared, visible, and ultraviolet radiation
  5. Visible and invisible radiation
Explanation
Answer: D - Heat or energy from the sun reaches the earth as three kinds of radiation: infrared, visible light, and ultraviolet light. The heat that we feel is primarily infrared radiation, but all three types of radiation deliver a considerable amount of energy.
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