Topic Review: What is out there in space?

Which of these statements is correct?

• The Sun orbits the Earth.

• The Earth together with the moon orbits the Sun.

• Only the Moon orbits the sun.

• The Earth and the moon do not orbit the sun.

Earth rotates on its own axis twice in 24 hours.

True or False?

• True

• False

How long does it take for Earth to rotate around the sun?

• 1 year

• 1 month

• 1 day

The reason we have seasons is because the Earth is __________.

Choose the correct answer.

• very big

• tilted

• hot and cold

What happens as Earth rotates on its own axis?

• Days and night occur.

• Earth's axis gets bigger.

• Earth gets smaller.

Which of the following information show the length of the Earth’s rotation and revolution?

• Rotation = 12 hours Revolution = 160 years

• Rotation = 24 hours Revolution = 365 days, 6 hours

• Rotation = 10 hours Revolution = 250 days

State whether the follow statement is True or False:

There is less daylight in Winter than in Summer.

• True

• False

Which planet is 1st from the Sun and has the shortest orbit?

• Jupiter

• Earth

• Mercury

Which of these planets take the longest to complete one orbit around the Sun?

• Earth

• Jupiter

• Neptune

Which one of the following statements best explains:

What is a Leap Year?

• It takes approximately 365.25 days for Earth to orbit the Sun. But we round the days in a calendar year to 365. To make up for the missing 6 hours per year, we add one day to our calendar every four years.

• It takes approximately 366 days for Earth to orbit the Sun. But we prefer odd numbers, so we say that a year is 365 days. The missing day we add it once every four years.

• It takes approximately 364 days for Earth to orbit the Sun. But we prefer odd numbers, so we say that a year is 365 days. The missing day we add it once every four years and becomes 365 days.