Moon Phases and Eclipses

Front

What is the main reason the same side of the Moon always faces Earth?

Back

The Moon revolves around Earth and rotates in about the same amount of time.

Front

What phase of the Moon is represented by the number 4?

Back

Waxing gibbous moon.

Front

What phase of the Moon is represented by the number 8?

Back

Waning crescent moon.

Front

During which phase does a solar eclipse occur?

Back

New moon.

Front

What is a solar eclipse?

Back

When the moon's shadow appears on the Earth's surface.

Front

What is a lunar eclipse?

Back

When the Earth's shadow appears on the moon's surface.

Front

What is the definition of a crescent moon?

Back

A phase of the Moon where less than half of the Moon is illuminated.

Front

What is a gibbous moon?

Back

A phase of the Moon where more than half of the Moon is illuminated.

Front

What is the difference between waxing and waning?

Back

Waxing means the illuminated part is increasing; waning means it is decreasing.

Front

What causes the phases of the Moon?

Back

The relative positions of the Earth, Moon, and Sun.