Analyzing Models of the Earth-Moon-Sun System

Multiple Choice

Complete the sentence to estimate the diameter of the Sun compared to Earth.

The Sun's diameter is about _____ times greater than Earth's.

• 3

• 10

• 100

Multiple Select

Which of the following are limitations of this model? Select all that apply.

• The model does not show the size of the Earth compared to the Sun and Moon

• The model does not show the distances between the Earth, Moon, and Sun

• The model does not show the movement of the Earth and Moon around the Sun

Drag and Drop

Complete the sentence:

The model shows that ​ ​

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orbits Earth, and ​

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orbits ​

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.

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the moon

Earth

the sun

outer space

stars

the universe

Drag and Drop

It takes about ​ ​

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days for Earth to orbit the Sun, and about ​

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days for the Moon to orbit Earth.

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365

30

120

12

10

Drag and Drop

Earth is always in motion. In addition to orbiting the Sun, Earth is constantly ​

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, or spinning. Earth rotates around an imaginary line called an ​

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, which extends from the top of Earth, ​

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, to the ​

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at an angle of 23.5 degrees.

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rotating (#4)

axis (#2)

the north pole

south pole

direction of orbit

Multiple Choice

A solar eclipse happens when...

• The moon blocks the sun's light

• The earth blocks the sun's light

• The sun blocks the moon's light

• The earth blocks the moon's light

Multiple Choice

A lunar eclipse happens when...

• The moon blocks the sun's light, casting a shadow on the earth

• The earth blocks the moon's light, casting a shadow on the sun

• The earth blocks out the sun's light, casting a shadow on the moon

Fill in the Blanks

Multiple Select

This model shows that seasons are caused by what? (Select all that apply)

• the tilt of the Earth

• heat from the Sun

• the revolution (orbit) of Earth around the Sun

• the movement of Earth towards the Sun

• weather patterns on Earth

Multiple Choice

During this season, Earth's tilt causes the sun to shine more directly on North America.

• Spring

• Winter

• Autumn

• Summer