Geology on Mars Vocabulary

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Geologic Process

Back

An event or series of events that causes changes in the geosphere, such as flowing water or flowing lava.

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Hydrosphere

Back

All liquid water and solid water (ice) on a planet.

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Planetary Geologist

Back

A scientist who studies the geosphere of planets in our solar system.

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Reasoning

Back

The process of making clear how your evidence supports your claim.

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Geosphere

Back

The solid part of a rocky planet.

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Biosphere

Back

The regions of the surface, atmosphere, and hydrosphere of the Earth (or another planet) occupied by living organisms.

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Atmosphere

Back

The layer of gases surrounding a planet.

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Landform

Back

A natural feature of the Earth's surface, such as mountains, valleys, and plains.

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Model

Back

A representation of an object or system used to explain or predict its behavior.

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Rocky Planet

Back

A planet that is primarily composed of solid rock and metal.