Grade 6 Science Test: Earth's Motions

What is the Earth's rotation?

• The Earth moving around the Sun

• The Earth spinning on its axis

• The Earth changing seasons

• The Earth moving with the Moon

The Northern Hemisphere experiences longer days and shorter nights during which season?

• Winter

• Summer

• Fall

• Spring

If the Earth stopped rotating, which of the following would happen?

• There would be no more seasons.

• A day would last a year.

• We would experience endless daylight.

• We would not have gravity.

How long does it take for the Earth to complete one revolution around the Sun?

• 24 hours

• 365 days

• 12 hours

• 30 days

When it is summer in the Northern Hemisphere, what is it in the Southern Hemisphere?

• Winter

• Summer

• Spring

• Fall

What would happen to the length of a year if Earth's revolution speed increased?

• The year would be longer.

• The year would be shorter.

• The year would stay the same length.

• The year would become unpredictable.

What effect does the Earth's revolution and tilt have on the Sun's path across the sky?

• It is the same path every day.

• The path changes, making the Sun appear at different positions during different seasons.

• The Sun moves faster across the sky.

• The Sun changes color.

If the Earth's axis were not tilted, what would be true?

• We would have extreme seasons.

• We would not have any seasons.

• The days would be shorter.

• The nights would be longer.

Which motion of the Earth causes day and night?

• Rotation

• Revolution

• Tilt

• Orbit

What is the imaginary line called that the Earth spins around?

• Equator

• Prime Meridian

• Axis

• Orbit