Across
- 1. force / a force
- 5. / speed in 1 direction
- 7. / newtons 2 law
- 9. force / a force acting against the action force
- 13. / newtons 1 law
- 14. / blank a wagon
- 16. / to work hard
- 18. / distance divided by time
Down
- 2. / a unit of measurement
- 3. force / all of the forces together
- 4. / the top
- 6. machine / many simple machines together
- 8. / a force that creates heat and stops objects
- 10. / a force that pulls us toward earth
- 11. machine / any basic mechanical device
- 12. / equal to 1 newton
- 15. / to make effort
- 17. / newtons 3 law
- 19. / blank a soccer ball