ES Topic #4 Flashcard

Front

Earth rotates on its axis from

Back

west to east.

Front

When the visible part of the Moon is increasing, it is in its

Back

full-Moon phase.

Front

Earth rotates once on its axis every

Back

24 hours.

Front

Day and night are caused by Earth’s

Back

rotation.

Front

Phase in which less than half the Moon is visible

Back

crescent.

Front

What is the term for the path Earth takes around the Sun?

Back

Revolution.

Front

What is the term for the spinning of Earth on its axis?

Back

Rotation.

Front

What causes the seasons on Earth?

Back

The tilt of Earth's axis and its revolution around the Sun.

Front

What is the phase of the Moon when it is completely illuminated?

Back

Full Moon.

Front

What is the phase of the Moon when it is not visible?

Back

New Moon.