The solar system

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Across
  1. 2. planet- is a planet that is composed primarily of silicate rocks or metals the terrestrials are Venus, mercury, mars, earth
  2. 5. pull- the attraction between objects due to the invisible force of gravity the gravitational pull from the moon is primarily responsible for the tides from the earth
  3. 6. large and small rocks or metallic orbiting the sun made up of materials similar to that which formed the planets
  4. 8. a curved path followed by a satellite as it revolves around an object
  5. 9. the luminous star around which earth and the other planets revolve composed mainly of hydrogen and helium
Down
  1. 1. the force that causes objects with mass to attract on another
  2. 3. system- the sun and the group of planets and the other celestial bodies are held by its gravitational attraction and revolve it
  3. 4. any of the large celestial bodies that revolve around the sun in the solar system
  4. 5. giants- a large of relatively low density consisting predominantly of hydrogen and helium, such as Jupiter, Saturn, Uranus and Neptune
  5. 7. a celestial body that revolves around a planet