Science Revision

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Across
  1. 2. SI Unit
  2. 6. Always act in opposite or same direction but different magnitude and their sum is non 0
  3. 7. a type of force
  4. 8. the unit of the SI Unit
  5. 9. What's a force? The other one?
Down
  1. 1. another type of force
  2. 3. Always equal in magnitude, opposite in direction and their sum is always 0
  3. 4. what's a force?
  4. 5. a quantity of a force and has magnitude and direction