simple machines

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Across
  1. 3. When an object encounters another object
  2. 4. Rotational force
  3. 6. Amount of space between two things
  4. 8. A body upon which something is built
  5. 9. Quantitative property transferred to a body
Down
  1. 1. The work that you do
  2. 2. Force acting on the object due to gravity
  3. 3. The point at which a bar is supported
  4. 5. The object to be moved
  5. 7. A slant going up or down