Unit 7: Chapters 1-4 Quiz

What two types of energy does the sun provide?

• Electrical and wind energy

• Heat and light energy

• Light and electrical energy

• Water and heat energy

How many days does it take for the Earth to orbit the sun?

• 78 days

• 439 days

• 365 days

• 149 days

How long does it take for the Earth to make a full rotation on its axis?

• 24 hours

• 3 days

• 365 days

• 24 days

What process creates the energy that the sun gives off?

• Light and heat from other stars create the energy.

• Absorbing energy from the eight planets creates the energy.

• The sun's gases create the energy.

• Running into objects in space creates the energy.

Why does the moon appear different on various nights of the month?

• Because of the way the light from the sun is reflected and how much of the moon we can see.

• Because it is getting smaller and bigger throughout the month.

• Because the sun is casting a shadow on the moon.

• Because of the way the light from the Earth is reflected.

How long does it take for the

moon to rotate around the Earth?

• 24 hours

• 365 days

• 1 month

• 1 year

Why does the moon seem to shine at night?

• It gives off its own light.

• It reflects its own light back to the sun.

• It reflects the light from Earth.

• It reflects the light from the sun.

True or False:

Lunar eclipses occur more frequently than solar eclipses.

• True

• False

True or False:

Is Venus a suitable place for us to live and visit?

• True

• False

True or False:

The planet Mars appears red because its rocks contain rust.

• True

• False