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10 Cards in this Set
- Front
- Back
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force
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mass and acceleration, push or pull
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gravity
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a force on our earth. the two factors are mass and distance
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rotation
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the spinning of the earth on its axis
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revolution
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the movement of one object around another
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inertia
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the tendency of an object to resist a change in motion
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mass
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the amount of mater inside an object
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weight
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the force of gravity on an object. can change depending your location
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axis
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an imaginary line that passes through the earth
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orbit
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inertia and gravity combined to keep earth and moon in motion
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astronomy
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a study of the moon, stars, and other objects in space
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