Earth's Motions and Seasons

What is rotation?

• the time it takes for earth to travel around the sun (takes 365.25 days)

• turning

• the time it takes for earth to spin around 1 time (takes 24 hours)

• another word for revolution

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How long does it take for earth to revolve around the sun?

• 24 hours

• 48 hours

• 100 days

• 365.25 days

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What causes earth's seasons?

• being really close or really far away from the sun

• the sun getting brighter and dimmer

• earth's tilt and position around the sun

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What shape is earth's orbit around the sun?

• circle

• oval

• ellipse

Rotation of the Earth...

• Causes day and night

• Causes seasons

• Causes a year to go by

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In this simple diagram, the motion of both the blue and yellow dots can best be described as -

• Rotation
• Revolution

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In this diagram, the motion of the EARTH can best be described as -

• Rotation
• Revolution

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How long is a day on earth?

• 22 hours

• 365 days

• 12 hours

• 24 hours

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The hemisphere where you live.

• equator

• southern

• northern

• eastern

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The Earth spins on a tilted, imaginary line called a (an)

• Axis

• Equator

• Solstice

• Hemisphere

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