Unit 2 Science Vocabulary

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Across
  1. 2. motion
  2. 5. The balance point of a lever that supports the arm but does not
  3. 7. together
  4. 9. force Forces that cause a change in the motion of an object
  5. 12. Earth and objects on it.
  6. 13. The use of a force to move an object over a distance
  7. 14. A simple machine composed of two inclined planes back to back
  8. 15. and axle A simple machine made of a wheel and an axle that
  9. 16. just one force to
  10. 17. A simple machine made up of a bar that pivots, or turns, on a fixed point
Down
  1. 1. a push or pull on an object
  2. 3. in size and opposite in direction
  3. 4. Machine A machine with few or no moving parts that you
  4. 5. A force that acts between two touching objects and that
  5. 6. The force of attraction between objects, such as the attraction
  6. 8. A simple machine made of a wheel with a rope, cord, or chain around it
  7. 10. A simple machine made of a post with an inclined plane wrapped around it
  8. 11. plane A simple machine that is a slanted surface
  9. 12. force Forces that cancel each other out because they are