science

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Across
  1. 3. made up of a bar that pivots at a point called a fulcrum
  2. 4. application of a force to an object to move it a certain distance in the direction of the force
  3. 7. stated when the net force acting on an object is NOT zero consists of two circular object
  4. 9. a push or a pulley
  5. 11. FORCE the combination of all forces acting on an object
  6. 12. a force of attraction between objects
  7. 13. made of an inclined plane that is wider or thicker at one end than the other
  8. 17. how fast energy moves from object to another
  9. 18. a stationary object that is used to describe an object’s motion
Down
  1. 1. made up of an inclined plane wrapped around a cylinder
  2. 2. stated when the net force acting on an object is zero
  3. 4. a simple machine that consists of different sizes
  4. 5. the a simple machine consisting of a straight, slanted surface
  5. 6. a device that makes work easier by changing the size or direction of the force
  6. 8. a force that opposes the motion of an objects
  7. 10. the rate at which velocity of an object changes
  8. 14. a change in the position of an object with respect to time
  9. 15. distance on object moves per given unit of time
  10. 16. the speed of an object in a particular direction
  11. 19. made up of a rope of chain wrapped around a wheel
  12. 20. a tendency of an object to resist a change in motion