Our Solar System
Enter the number from the column to the left into the text box next to the appropriate word in the right-hand column.
1. the eighth planet from the sun; orbits our star once every 164 Earth years Asteroid Belt
2. the fifth planet from the sun; the largest planet in our solar system Mars
3. a region that lies beyond the planets and which contains several dwarf planets (including Pluto) and a multitude of smaller objects that are in orbit around the sun The Sun
4. the star at the center of our solar system; the source for the energy which made and which continues to make life on Earth possible Neptune
5. once classified as the ninth planet from the sun, but now considered to be one of several dwarf planets Kuiper Belt
6. a band of asteroids between the orbits of Mars and Jupiter Mercury
7. the closest planet to the sun; currently classified as the smallest planet in our solar system Venus
8. Earth's natural satellite; its gravitational pull on large bodies of water as it passes overhead causes the tides The Moon
9. the second planet from the sun; nearly the size of Earth Uranus
10. the third planet from the sun; home to many strange and wondrous forms of life Saturn
11. the seventh planet from the sun; it has the coldest atmosphere of any of the planets Jupiter
12. the fourth planet from the sun; the second smallest planet in the solar system Pluto
13. the sixth planet from the sun; second largest planet, and famous for the large rings of debris which orbit around it Earth



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