Earth's Seasons & Lunar Cycle

Front

A season marked by fewer daylight hours and decreasing temperatures.

Back

Autumn

Front

An imaginary line around which an object rotates.

Back

axis

Front

To move around another object

Back

revolve

Front

A pattern of decreasing and increasing light and heat from the Sun each year due to Earth's tilt and revolution.

Back

seasons

Front

A season marked by increasing daylight hours and rising temperatures.

Back

spring

Front

A season marked by high temperatures and long periods of direct sunlight.

Back

summer

Front

A season marked by low temperatures and short periods of direct sunlight.

Back

winter

Front

A phase that occurs before and after New Moon.

Back

crescent moon

Front

The right half of the moon appears illuminated in our night sky; the third phase of the lunar cycle.

Back

first quarter moon

Front

The whole moon appears illuminated in our night sky; the fifth phase of our lunar cycle.

Back

new moon