Unit 4 Assessment Review: The Moon

Front

What are spring tides?

Back

Spring tides are strong tides that occur when the sun and the moon are pulling in the same direction.

Front

What is the Giant Impact Hypothesis?

Back

The Giant Impact Hypothesis is a theory that the moon was formed from a collision between Earth and a Mars-sized body.

Front

What is the difference between a solar and a lunar eclipse?

Back

A solar eclipse occurs when the moon is between the sun and Earth; a lunar eclipse occurs when Earth is between the sun and the moon.

Front

When is half of the moon not illuminated by the sun?

Back

Half of the moon is not illuminated by the sun during a lunar eclipse.

Front

Why do we only see one side of the moon from Earth?

Back

We only see one side of the moon from Earth because the moon's rotational period is the same as its orbital period.

Front

What causes tides on Earth?

Back

Tides on Earth are caused by the gravitational pull of the moon and the sun.

Front

What is a new moon?

Back

A new moon is a phase of the moon when it is not visible from Earth because it is between the Earth and the sun.

Front

What is a full moon?

Back

A full moon is a phase of the moon when it is fully illuminated by the sun and visible from Earth.

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 is the significance of the moon's phases?

Back

The moon's phases are significant for understanding the lunar cycle and its effects on tides and natural phenomena.