Unit 9, Topic 2: Studying Exoplanets

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exoplanet

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any planet that is outside of our solar system

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inhabitable

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suitable to live in; habitable

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uninhabitable

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unsuitable for living in

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habitable zone

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the region around a star that can potentially support life

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telescope

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instrument used to see objects that are far away by making them appear closer

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atmosphere

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the gases that surround a planet

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gravity

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a force that attracts a body towards massive objects, such as planets

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natural hazard

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naturally occurring event that poses a threat to humans, the environment, or the economy

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tectonic activity

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the movement and interaction of plates within a planet's crust

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weather

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the state of the atmosphere at a particular time and place