1
number of hours needed for one Earth rotation
2
one orbit of an object, such as a planet or satellite, in space around another object in space
3
the spinning of a planet, Moon, or other object on its axis
4
the path that one object in space follows as it revolves around another object in space
5
responsible for seasons on Earth
6
imaginary line about which an object rotates
7
amount of time needed for one revolution of Earth
