Describing Motion

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Across
  1. 4. to indicate or identify
  2. 6. starting point you choose to describe the location, or position, of an object
  3. 7. process of changing position
Down
  1. 1. difference between initial position and final position of an object
  2. 2. compared to
  3. 3. distance or length measured in one direction
  4. 5. object’s distance and direction from a reference point