Unit 3 Vocabulary

Front

What is the term for "spin on an axis"?

Back

Rotation

Front

What does "to move around another object" refer to?

Back

Revolution

Front

What is "half of a sphere" called?

Back

Hemisphere

Front

What is an "invisible line through an object" known as?

Back

Axis

Front

What is the term for most intense light?

Back

Direct light

Front

What is the term for less intense light?

Back

Indirect light

Front

What is the "imaginary line around the center of the earth" called?

Back

Equator

Front

What is the term for "equal amounts of daytime and nighttime"?

Back

Equinox

Front

What is the "longest day or shortest day" called?

Back

Solstice

Front

What is the term for "four times of year with different weather caused by the tilt of the planet"?

Back

Seasons