Friction crossword puzzle by Mayank Sehgal class 8A

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Across
  1. 3. A special body design to enable minimum drage Down.
  2. 6. Type of friction acting between two bodies at rest.
  3. 7. The resistance to friction when a body rolls over the surface of another body.
  4. 10. An instrument consisting of a hook attached to the end of a spring,used for weighing objects.
Down
  1. 1. The substances which reduce friction.
  2. 2. Friction is a ______________.
  3. 4. The frictional force exerted by fluids.
  4. 5. The force which opposes the relative motion
  5. 8. Friction depends upon the ________ of the surfaces.
  6. 9. This is produced by friction