Earth Sun Moon and Stars

An equinox occurs when

• neither hemisphere is tilted toward or away from the sun.

• the Northern Hemisphere is tilted away from the sun.

• the Northern Hemisphere is tilted toward the sun.

• Earth’s axis is parallel to the sun’s rays.

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At which location in Earth's rotation is it summer in the Northern Hemisphere?

• SS

• VE

• WS

• AE

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From new moon phase to full moon phase, you see

• an increasing amount of the lit side of the moon.

• a decreasing amount of the lit side of the moon.

• the same amount of the lit side of the moon.

• more of the lit side, then less of the lit side of the moon.

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NGSS.MS-ESS1-1

During a total lunar eclipse the moon is in Earth’s

• corona.

• penumbra.

• umbra.

• orbit.

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What are the phases of the moon?

• The repeating pattern of night and day

• The monthly pattern of lunar and solar eclipses

• The sequence of seasons the moon causes on Earth

• The different shapes of the moon as seen from Earth

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NGSS.MS-ESS1-1

Tides are caused mainly by

• Earth’s rotation on its axis, which causes water to move.

• differences in how much the sun pulls on different parts of Earth.

• strong winds blowing water onto coasts.

• differences in how much the moon and the sun pull on different parts of Earth.

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One complete revolution of Earth around the sun takes about

• 24 hours.

• 250 days

• 365 days

• 6 months.

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What motion causes day and night?

• Earth's revolution

• Earth's rotation

• Earth's axis

• Earth's tilt

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Why does the area around the equator stay about the same temperature all year?

• The equator rotates slower than the poles.

• The equator always receives direct sunlight.

• The equator remains the same distance from the sun.

• The equator has 18 hour days.

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NGSS.MS-ESS2-6

Because the moon rotates once for each revolution around Earth,

• you see some phases more than others.

• a different side of the moon faces Earth each day.

• you never see the far side of the moon from Earth.

• the far side of the moon is visible only during the full moon phase.

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NGSS.MS-ESS1-1