Earth, Sun, Moon Practice

Front

What is the First Quarter phase of the Moon?

Back

The First Quarter phase occurs when half of the Moon is illuminated by the Sun, and it appears as a half-circle in the sky.

Front

What does the term 'lunar' refer to?

Back

The term 'lunar' refers to anything related to the Moon.

Front

True or False: The Moon is held in orbit around the Earth by Earth's gravity.

Back

True.

Front

What is revolution in the context of celestial bodies?

Back

Revolution refers to the movement of one celestial body around another, such as the Earth revolving around the Sun.

Front

What is the Waxing Crescent phase of the Moon?

Back

The Waxing Crescent phase occurs when a small sliver of the Moon is illuminated, increasing in size until it becomes a First Quarter.

Front

What is the difference between a waxing and waning moon?

Back

A waxing moon is increasing in illumination, while a waning moon is decreasing in illumination.

Front

What causes the phases of the Moon?

Back

The phases of the Moon are caused by the changing angles of sunlight as the Moon orbits the Earth.

Front

What is the significance of the Full Moon?

Back

The Full Moon occurs when the entire face of the Moon is illuminated, marking the midpoint of the lunar cycle.

Front

What is the term for the Moon's orbit around the Earth?

Back

The term for the Moon's orbit around the Earth is 'lunar orbit'.

Front

How long does it take for the Moon to complete one orbit around the Earth?

Back

It takes approximately 27.3 days for the Moon to complete one orbit around the Earth.