Seasons and Moon Vocabulary

The Earth, Moon system

Equator• Imaginary line which separates the Northern Hemisphere

from the Southern Hemisphere

Axis of Rotation

• The imaginary line that Earth rotates around. 1 rotation is 24 hours. This causes day and night.

Revolution• The motion of one object around another.• Earth revolves around the Sun.• Moon revolves around the Earth.

Season• Patterns of temperature changes

and other weather trends over the course of a year. • Fall, winter, spring, summer

Equinox• Time of the year when sunlight shines equally on the

northern and southern hemisphere. • September Equinox• March Equinox

Solstice• The area of sunlight is at a maximum in one hemisphere

and a minimum in another hemisphere. These days make the longest/shortest days of the year.• December Solstice – Shortest day of the year.• June Solstice – Longest day of the year.