Astronomy review

The earth is a tilted planet.  What is the degree of tilt?

• Approximately 25 degrees
• Exactly 25 degrees
• 23.5 degrees
• 90 degrees with respect to the sun

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NGSS.MS-ESS1-1

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

• The equator rotates slower than the poles.
• The equator remains the same distance from the sun.
• The equator always receives direct sunlight.
• The equator has 18 hour days.

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NGSS.MS-ESS2-6

One rotation of Earth is equal to

• a day.
• a year.

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NGSS.MS-ESS1-1

One year is...

• 355 days

• 355 1/4 days

• 367 days

• 365 1/4 days

If its ____ in the Northern hemisphere, then its summer in the Southern hemisphere. 

• spring
• summer
• fall
• winter

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NGSS.MS-ESS1-1

In winter in the northern hemisphere, the axis of the earth is pointed:

• toward the Sun

• up

• down

• away from the Sun

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NGSS.MS-ESS1-1

Changes in the moon's appearance are

• phases
• eclipses
• stages
• cycle

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NGSS.MS-ESS1-1

What causes the moon's phases

• Where you are standing on Earth
• the amt of sunlight reflected onto the moon from the sun
• The tilt of Earth
• how fast the moon is moving

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NGSS.MS-ESS1-1

Define Waxing

• Moon is increasing and light part appears to be growing
• Completely illuminated
• dark side is facing earth
• Moon is decreasing and light part appears to be shrinking

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NGSS.MS-ESS1-1

Name this moon phase

• Waxing Gibbous
• Waxing Crescent
• Waning Crescent
• Waning Gibbous

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NGSS.MS-ESS1-1