SURFACE. The outermost covering or layer. EARTH.

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SURFACE

Transcript of SURFACE. The outermost covering or layer. EARTH.

Page 1: SURFACE. The outermost covering or layer. EARTH.

SURFACE

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The outermost covering or

layer.

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EARTH

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The planet that all known life

exists on.

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SUN

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The star at the center of our solar system that supplies heat and light to Earth; its enormous gravity keeps the solar system in orbit.

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WEIGHT

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The heaviness of an object; force of gravity on mass = weight.

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CRATERS

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Bowl-shaped indents or cavities on the surface of a planet, moon, or asteroid that are caused by a collision with another object, such as a meteorite.

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MOON

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A natural satellite that orbits a planet; some planets have no moons; others

have over 60 moons.

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STAR

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A flaming ball of gas in space, producing its own heat and

light.

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PLANET

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One of the eight named objects that orbits the

Sun.

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ATMOSPHERE

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A layer of gases surrounding an

object in space.

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METE0RITE

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A relatively small chunk of space rock

that strikes the surface of a planet

or moon.