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Terms in this set (10)
each of the four divisions of the year (spring, summer, autumn, and winter) caused by the earth's changing position with regard to the sun.
The path an object follows as it moves around another object.
Example - the Earth orbits the Sun.
An imaginary line that passes through Earth's center and the North and South poles, about which Earth rotates
one half of the earth
Northern hemisphere= half of the Earth above the equator
Southern hemisphere - half of the Earth below the equator.
The movement of an object around another object. The Earth revolves around the Sun. 1 full revolution = 1 year.
The spinning motion of a planet on its axis - causes day and night.
a representation of real phenomenon that is difficult to observe directly.
Tilt of Earth's Axis
23.5 degrees, causes seasons
Shape of Earth's orbit
the orbit is a slight ellipse (oval) but almost a perfect circle.
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