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. Earth's natural satellite; its gravitational pull on large bodies of water as it passes overhead causes the tides Kuiper Belt
2. 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 Earth
3. the second planet from the sun; nearly the size of Earth Mars
4. the eighth planet from the sun; orbits our star once every 164 Earth years Saturn
5. the sixth planet from the sun; second largest planet, and famous for the large rings of debris which orbit around it Mercury
6. the seventh planet from the sun; it has the coldest atmosphere of any of the planets Uranus
7. once classified as the ninth planet from the sun, but now considered to be one of several dwarf planets The Sun
8. the third planet from the sun; home to many strange and wondrous forms of life The Moon
9. the closest planet to the sun; currently classified as the smallest planet in our solar system Neptune
10. a band of asteroids between the orbits of Mars and Jupiter Jupiter
11. 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 Venus
12. the fourth planet from the sun; the second smallest planet in the solar system Asteroid Belt
13. the fifth planet from the sun; the largest planet in our solar system Pluto



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