The Moon

Moon Phases

Earth’s Rotation

Earth’s Revolution

Earth’s Size and Shape

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The Moon (10)

A lunar maria fills a crater. Which came first, the maria or the crater?

The Moon (20)

The height of a crater wall can be determined easily from Earth by measuring the length of its…

The Moon (30)

How far from the sun in the sky is the moon when at opposition?

The Moon (40)

A lunar eclipse can only occur at what phase of the moon?

The Moon (50)

A solar eclipse can only occur when the sun and moon are in what named configuration?

Moon Phases (10)

• At what approximate time does the new moon set?

Moon Phases (20)

• In which general direction should you look to see the first quarter moon at sunset?

Moon Phases (30)

• It is noon and the moon is located in the southeast. What is its phase?

Moon Phases (40)

• The moon is in a waxing phase. Does it lead or follow the sun across the sky?

Moon Phases (50)

• The moon’s phase is waning gibbous. What is its elongation including direction?

Earth’s Rotation (10)

Rotation refers to Earth doing what?

Earth’s Rotation (20)

How long does it take Earth to complete one rotation with respect to the sun?

Earth’s Rotation (30)

As a result of Earth’s rotation, what happened to the shape of what might have been a nearly perfect sphere?

Earth’s Rotation (40)

What unit of time is based on the Earth’s rotation?

Earth’s Rotation (50)

Name one proof of the Earth’s rotation.

Earth’s Revolution (10)

Revolution refers to Earth doing what?

Earth’s Revolution (20)

How long does it take the Earth to make one revolution with respect to the sun (at least approximately)?

Earth’s Revolution (30)

• Earth’s orbit is not a perfect circle. It is best describe as a(n)…

Earth’s Revolution (40)

Looking down on Earth’s North Pole, which way does the planet appear to orbit?

Earth’s Revolution (50)

Name one proof of the Earth’s revolution.

Earth’s Size and Shape (10)

Who was the first to determine the size of the Earth by astronomical measurement?

Earth’s Size and Shape (20)

What is the approximate diameter of the Earth in miles?

Earth’s Size and Shape (30)

What is the name of the precise shape of the Earth?

Earth’s Size and Shape (40)

Which is larger, the Earth’s polar radius or its equatorial radius?

Earth’s Size and Shape (50)

Give one piece of evidence that helps to prove the shape of the Earth.