Physics Unit 2 Crossword #2

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Across
  1. 3. In projectile motion on Earth, an object accelerates at 9.8 m/s/s _______
  2. 5. The tangent of an angle is the ratio of the _______ triangle side to the adjacent side
  3. 7. In projectile motion, the time that an object spends in the air depends on its ______ velocity
  4. 9. A force is an _____ between two objects
  5. 11. Is position a vector, or is it a scalar?
  6. 14. In projectile motion, an object's horizontal velocity is ________
  7. 19. According to Newton's First Law of Motion, an object in motion remains in motion ____ ____ ____ unless it is acted on by an unbalanced force
  8. 21. Can an object be moving if it is not experiencing an unbalanced force?
  9. 23. In multi-dimensional motion, the motion in each dimension is _______ of its motion in the other dimensions
  10. 24. One-dimensional motion is motion along a ______
  11. 25. True or false: all objects on Earth experience the same acceleration due to gravity
  12. 26. In projectile motion, an object doesn't experience an _______ force in the horizontal dimension
  13. 27. Is speed a vector, or is it a scalar?
Down
  1. 1. Adding two component vectors leads to a ______ vector
  2. 2. The cosine of an angle is the ratio of the ________ triangle side to the hypotenuse
  3. 4. Separating a vector into its component parts is called vector ___________
  4. 6. When doing vector addition, the two component vectors should be placed head to ______
  5. 8. According to Newton's Law of Motion, an object does not ______ unless it is acted on by an unbalanced force
  6. 10. Is the force of gravity the same thing as acceleration due to gravity?
  7. 12. In projectile motion, the only force acting on an object is ________
  8. 13. The sine of an angle is the ratio of the opposite triangle side to the _________
  9. 15. A projectile launched at an angle greater than ________ degrees above the horizontal will have a greater initial vertical velocity than initial horizontal velocity
  10. 16. Is velocity a vector, or is it a scalar?
  11. 17. Two-dimensional motion is motion in a _______
  12. 18. A vector is a quantity that has both magnitude and ____________
  13. 20. Can an object "have" a force?
  14. 22. In projectile motion, the constant acceleration equations can only be applied to the object's motion in the ______ dimension