Lessons 1 and 2 vocabulary

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Across
  1. 3. a push or a pull that acts on an object
  2. 7. the rate at which velocity changes
  3. 8. the state in which one object's distance from another is changing
  4. 9. the units that we use to measure a force
Down
  1. 1. the distance an object travels per unit of time
  2. 2. when there is a nonzero net force acting on an object
  3. 3. a contact force that two forces exert when they rub against each other
  4. 4. an example of a very common noncontact force
  5. 5. combination of all the forces acting on an object
  6. 6. speed in a given direction