Week 4: Seasons

Front

the northern or southern half of Earth

Back

hemisphere

Front

the circular path of one object around another larger object

Back

orbit

Front

The two days of the year on which the sun reaches its greatest distance north or south of the equator.

Back

solstice

Front

A day when both day and night are the same length, the Earth is not tilted toward the sun.

Back

Equinox

Front

relating to the sky

Back

celestial