Physics 100

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Across
  1. 1. Newton's Second Law is the law of __________
  2. 4. Which frictional force is smaller
  3. 5. A feather does not fall at the same speed as a hammer because of __________ (2 words)
  4. 6. The acceleration of an object thrown straight up, the moment it is released is equal to ___________ (neglecting air resistance)
  5. 11. _______ occurs when the only force acting on an object is gravity (2 words)
  6. 12. The force that is equal in strength and opposite in direction to the action force
  7. 14. When you ________ a force on an object, the object will ________ a force on you
  8. 15. An object in dynamic equilibrium must be moving with _________ velocity
  9. 17. An action and reaction force occur ___________ (4 words)
Down
  1. 2. Every force is part of a ________ between two things
  2. 3. In free fall, when acceleration is equal to zero, an object reaches __________ (2 words)
  3. 7. A __________ vector occurs when two vectors at right angles are added together
  4. 8. _________ is equal to mass times acceleration
  5. 9. The normal force is __________ to a supporting surface
  6. 10. An object in dynamic equilibrium has an acceleration equal to ________
  7. 13. The portion of the universe being analyzed constitutes a ________
  8. 16. ________ Force occurs when a force is exerted via rope, string, chain, etc.