Evan's Easter Puzzle

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Across
  1. 3. force that 2 surfaces exert on each other when they rub against each other
  2. 5. a fundamental number; represents the absence of any quantity
  3. 6. force of gravity on a person/object
  4. 7. amount of matter in an object
  5. 10. speed in a given direction
  6. 11. Zn metallic element, essential in various chemical reactions
Down
  1. 1. force that pulls objects toward each other
  2. 2. rate at which velocity changes
  3. 4. the SI unit that measures strength of force
  4. 7. measure of an object's motion; the product of mass and velocity
  5. 8. distance an object travels in a given unit of time
  6. 9. push or pull on an object
  7. 12. tendency of an object to resist a change in motion