PS 10.1-10.2 Review

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Across
  1. 3. the___law of motion states that the force required to accelerate an object at a certain rate equals the object’s mass times the desired acceleration
  2. 5. the branch of physics that addresses the effects of forces on matter
  3. 6. this quantity is displacement divided by time
  4. 7. this is a scalar quantity and represents the total length of an object’s path
  5. 8. negative acceleration
  6. 10. when two vectors are perpendicular to each other, the resultant can be found using the______theorem
  7. 12. vectors that are in the same direction or in opposite directions are_________
  8. 13. the force required to accelerate an object is also proportional to the object’s ________
  9. 16. the study of matter and energy and the interactions occurring between them
  10. 17. as objects change position, they are in_____
  11. 18. the answer in vector addition is the ______
  12. 19. the_________law of motion states that for every action, there is an equal and opposite reaction
  13. 21. a ________quantity has only a magnitude
  14. 22. the ____law of motion states that the velocity of an object does not change unless the object is acted upon by an external force
Down
  1. 1. the tendency of matter to resist changes in motion
  2. 2. the study of motion and forces
  3. 4. any change in velocity
  4. 8. this is a vector quantity that is a change in an object’s position
  5. 9. there are______laws of motion
  6. 11. SI unit for force
  7. 14. this quantity is distance divided by time
  8. 15. the force applied to an object is______proportional to its acceleration
  9. 20. a ________quantity has both magnitude and direction