Types of Forces

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Across
  1. 4. Force that returns object to equilibrium
  2. 5. Another name for air resistance
  3. 7. Shows magnitude and direction of all force
  4. 9. SI unit for mass
  5. 12. Measurement of mass times velocity
  6. 15. Mass times gravitational force
  7. 17. Force on a string or wire pulling from both ends
  8. 18. The ___ nuclear force is involved in radioactivity
  9. 20. Force between an object and the planet
  10. 21. A push or pull by an outside agent (human)
  11. 22. Sum of all of the forces; equals mass times acceleration
  12. 23. Change in velocity over time
  13. 25. Newton's Law that describes force pairs
Down
  1. 1. One of two factors that affect friction force
  2. 2. Force that changes an object's motion
  3. 3. SI unit for force
  4. 4. Type of friction that opposes the start of motion
  5. 6. A push or a pull
  6. 8. Force between charged particles
  7. 10. Force that acts perpendicular to a surface
  8. 11. The ___ nuclear force binds protons and neutrons
  9. 13. Measures the amount of matter
  10. 14. Measurement of resistance to changes in motion
  11. 16. Measurement of force times the contact time
  12. 19. Force that opposes motion
  13. 24. Forces acting on an object are balanced