G8 Segment 1 Vocabulary Practice

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Across
  1. 4. A straight path that an object can move along
  2. 5. The change in an object's position with respect to time and in comparison with the position of other objects used as reference points
  3. 7. A tool that measures a pulling force by the tension on a spring in units of Newtons, N
  4. 8. Unit of measurement for force
  5. 10. The force that causes objects with mass to attract one another
  6. 12. To strike or hit something with any amount of force
  7. 13. The rate of change of position (or distance traveled) with respect to time
  8. 14. Scientific law stating that energy can be neither created nor destroyed but just changes form
  9. 15. States that for every action force there is an equal and opposite reaction force
  10. 16. The sum of all the forces acting on an object
  11. 17. A push or a pull that can change the motion of an object
Down
  1. 1. Objects that affect one another
  2. 2. Energy of motion
  3. 3. having the tendency to pull other objects toward itself
  4. 5. A measure of how much matter is present in a substance
  5. 6. The heaviness of an object; force of gravity on mass = weight
  6. 9. A system that uses coordinates or background objects to establish position or to measure movement of a point in space
  7. 11. A change in motion caused by an unbalanced force acting on an object; includes increasing speed, decreasing speed, or a change in direction