eath science
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14 terms
Terms | Definitions |
|---|---|
 gravity | force of attraction between any two object |
| mass | amount of matter that an object contain |
| orbit | curved path that an object follows as it revolves around another object |
| revolution | movement of one object in its orbit around another object in space. |
| phases of the moon | changes in the moon's appearance as it orbits the earth |
| full moon | phase of the moon when the earth is earth is between the sun and the moon |
| new moon | phase of the moon when the moon is between the sun and the earth |
| lunar eclipse | passing of the moon through the earth's shadow |
| solar eclipse | passing of the moon between the earth and the sun |
| tides | regular rising and falling of the earth's major bodies of water |
| TELESCOPE | instrument that collects light, making faint odject easier to see and enlarging distant odjects |
| maria | low ,flat plains on the moon's surface that appear as dark areas |
| crater | Circular low area surrounded by arim,usually caused by an object hitting the ground |
| meteorite | piece of rock that hits the surface of a planet or moon after traveling through space |
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