Science review

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Across
  1. 2. Something that causes acceleration (speeding up or slowing down)
  2. 4. A black hole has such strong gravity that no ____ can escape.
  3. 7. When a rockets thrusters shoot down, the rocket is pushed up. This is an example of Newtons ____ law.
  4. 8. All the planets in the solar system orbit around this star.
  5. 9. "Clouds" of dust and gas that are probably the birth place of star.
Down
  1. 1. This force causes lighter objects to move towards the center of heavier objects.
  2. 3. Newtons third law states that whenever you apply force to an object, there is an _____ and opposite reaction.
  3. 4. This state of matter changes shape but keeps the same volume.
  4. 5. This state of matter consists of free floating molecules.
  5. 6. Newtons first law states that an object in ______ will stay in ____ unless acted on by an outside force.
  6. 8. The ____ System includes all the planets and other objects that orbit the sun.