Forces

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Across
  1. 3. Unit of force
  2. 5. A type of strain force
  3. 6. The mass of an object remains the same an all planets but its ___________ changes.
  4. 8. A force when one object collides with another
  5. 9. A push or a pull
  6. 10. Type of friction is always reduces once the object starts sliding
Down
  1. 1. Shapes designed to reduce air resistance
  2. 2. Another name for Air resistance
  3. 4. Water resistance is a type of _________ force
  4. 7. A force which acts on an airplane to keep it in air