Chapter 20 The Sun, Earth Moon System

In the Sun, atoms combine during ________ Lesson 1

• nuclear fusion

• dinner time

• nuclear fission

• flex

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NGSS.HS-ESS1-1

NGSS.HS-PS1-8

_______ is the movement of one object around another. Lesson 1

• Rotation

• Revolution

• inverted

• outverted

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NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Earth moves around the sun because of the pull of _______ between Earth and the sun. Lesson 1

• mass

• velocity

• magnets

• gravity

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NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

The ______ of an object is its spinning motion. Lesson 1

• orbit

• axis

• rotation

• mass

It takes approximately one _____ for the Earth to make one revolution around the sun. Lesson 1

• year

• day

• axis

• gravity

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NGSS.MS-ESS1-1

It takes one _____ for Earth to complete one rotation. Lesson 1

• year

• day

• axis

• orbit

During a _____, Earth's rotation axis is the most toward or away from the sun. Lesson 1

• summer

• winter

• equinox

• solstice

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NGSS.MS-ESS1-1

During its revolution, Earth's axis does not lean toward or away from the sun during an _______. Lesson 1

• Spring

• Fall

• Equinox

• Solstice

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NGSS.MS-ESS1-1

Unlike the sun the moon does not emit its own _____. Lesson 2

• radiation

• light

• heat

• smell

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NGSS.MS-ESS1-1

Scientists hypothesize that the _____ formed from rock that was in a ring around Earth. Lesson 2

• moon

• sun

• asteroid belt

• Jupiter

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NGSS.MS-ESS1-1