7.3 The Planets and 7.4 The Moon

Earth is furthest from the sun at a point called

• aphelion

• perihelion

• apogee

• precession

When the Earth spins around one time so that the sun is at the noon position again, it is called a...

• sidereal day

• solar day

• long day

• rotational day

The Earth’s wobbling motion that causes its poles to point in different directions over a 26,000 year period of time is known as...

• retrograde rotation

• rotation

• revolution

• precession

If the moon has a period of rotation of 27 1/3 days, then the period of revolution is

• 27 1/3 days

• 30 1/3 days

• 29.5 days

• 28 1/3 days

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As the moon goes from new moon to full moon it is

• waxing

• waning

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When the moon is going from full to new it is

• waxing

• waning

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What causes the moon's phases?

• the rotation of the moon on it's axis

• changes in how much of the sunlit side of the moon we see based on its revolution around the Earth

• the tilt of the moon on it's axis

• the rotation of the moon around the sun

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When the moon is directly between the sun and the Earth, the phase is

• 3rd quarter

• full moon

• 1st quarter

• new moon

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The phase of the moon after the new moon is

• waning crescent

• waxing crescent

• waxing gibbous

• waning gibbous

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How long does it take the moon to go from new moon to full moon>

• 2 weeks

• 1 week

• 3 weeks

• 4 weeks

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