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Sci- C1S1Vocab
Sci- C1Vocab
Term | Definition |
---|---|
astronomy | the study of the moon, stars, and other objects in space |
axis | the imaginary line that passes through Earth's center and the north and south poles |
rotation | the spinning of earth on its axsis |
revolution | the movement of one object around the other |
orbit | the path earth follows |
calender | a system of organizing time that defines the begining, length, and divisons of a year |