NEWTON'S FIRST LAW PUZZLE

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Across
  1. 1. amount of matter in an object
  2. 2. units for mass
  3. 5. object resistance to changing motion
  4. 8. total of all forces on an object
  5. 10. drawn as an arrow pointing in the direction it is going
  6. 13. picture that shows all the forces acting on an object
  7. 14. quantity that has magnitude and direction
  8. 15. quantity with only magnitude
  9. 16. amount of force required to move 1kg at a rate of 1m/s2
Down
  1. 1. size or value of the quantity
  2. 3. force that surface exert,perpendicular to the surface, to prevent solid objects from passing through each other
  3. 4. netforce zero
  4. 6. stretching force
  5. 7. force that pulls objects towards the earth
  6. 9. force from surface rubbing
  7. 11. objects at rest stay at rest unless a net force acts on them,and objects in motion stays in motion at a constant speed in a straight line unless a net force acts on them.
  8. 12. push or pull