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Importance of the Atmosphere

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Importance of the Atmosphere
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Vocabulary

atmosphere

atmosphere

The layer of gases that surrounds a planet.
photosynthesis

photosynthesis

The process in which plants produce simple sugars (food energy) from carbon dioxide, water, and energy from sunlight. Photosynthesis uses carbon dioxide and releases oxygen.
respiration

respiration

The process in which organisms convert sugar into useful food energy. Respiration burns oxygen and produces carbon dioxide.
ultraviolet (UV) radiation

ultraviolet (UV) radiation

High energy radiation from the Sun that can be dangerous to Earth’s life.

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