Science Review Chapter 3

Why does the sky look different in each nighttime section of the artifact?

• The stars turn on and off

• The Earth is orbiting around the Sun

• The person that created the artifact looked in a different direction

Why does the nighttime section of the artifact show other stars in the sky, but not the sun?

• The Earth rotates so it is facing away from the Sun so people don't see it at night

• The Earth rotates so it is facing away from the stars so people don't see them at night

• The Sun turns on and off

• The stars turn on and off

Why does the daytime section of the artifact show only the sun in the sky, but not other stars?

• The stars turn on and off

• The Earth is rotating so it is facing towards the stars and away from the Sun during the daytime

• The Earth is rotating so it is facing towards the Sun and away from the stars during the daytime

• The Sun turns on and off

On Earth, why does the pattern of daytime and nighttime repeat every day?

• The Earth orbits the Sun

• The Earth rotates

• The light from the Sun and stars turn on and off

Why doesn’t the person at the dig site fall off Earth?

• They will fall off

• The Earth is rotating

• The people are very light

• Gravity

What is gravity?

• A force that pulls everything towards the center of Earth

• A force that pulls everything away from Earth

• Causes the Earth to rotate

The Sun is up during the

• Daytime

• Nighttime

During the daytime, the side of the Earth that we are on is facing the

• Moon

• Sun

• Stars

We see the Sun during the daytime and the moon and stars at night because

• The Earth is spinning (rotating)

• The Sun is moving

• The Sun's light turns on and off

The Sun is the only star in our solar system.

• True

• False