Assessment: Instructions: Read each sentence. Choose the letter of the correct answer in your notebook-

1. Which of these is the most responsible for the changes of the seasons on Earth?
A. Position of the Moon
B Tilt of Earth on its axis
C. Temperature of the Sun
D. Distance of the Earth from the Sun

2. Which of these takes about one year to complete?
A. Earth to orbit the Sun
B. Earth to rotate on its axis
C. The Sun to orbit Earth D. The Moon to orbit Earth

3. Earth makes a complete revolution around the Sun about once every
A. day
B. year
C. season
D. minute

4. During a "leap year we add an extra day to our calendar because
A. Earth takes 24 hours to rotate.
B. The moon takes 27.3 days to orbit.
C. Earth takes 365 % days to revolve.
D. The moon takes 29,5 days to orbit.

5. What keeps the Earth in its orbit?
A. The Sun's speed rotating
B. The Sun's gravitational pull C. The Earth's spin direction
D. The Earth's location between other planets​