Front

Asteroids

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large and small rocks or metallic masses orbiting the sun; made up of materials similar to those that formed the planets

Front

Gravitational pull

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the attractions between 2 objects due to the invisible force of gravity

Front

Moon

Back

a celestial body that orbit another planet

Front

Orbit

Back

a curved path followed by a satellite as it revolves around an object

Front

Planet

Back

a large celestial body that revolves around the solar system

Front

The luminous star around which Earth and other planets revolve is composed mainly of:

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hydrogen and helium

Front

Mercury

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closes planet to the sun and has many craters and is rocky

Front

Venus

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2nd planet from the hottest planet

Front

Earth

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3rd planet; only planet that has life and has water as a solid, liquid, and gas

Front

Mars

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4th planet, red