Across
- 4. inclined plane wound around a cylinder or cone
- 6. the law of action and reaction
- 7. a flat, slanted surface, such as a ramp
- 11. the ability to make something move
- 14. the change of an object's position
- 15. a wheel with a rod running through it, like a gear
- 16. how far an object travels
- 24. combines two or more simple machines to make work easier
- 25. a fixed, unmoving object or location
- 26. stored energy
- 27. the distance an object moves over a given amount of time in a certain direction
- 28. an object tends to stay at the same velocity unless another force causes it to change
- 29. any object that makes work easier
- 30. attached to something so it does not move
- 31. energy due to motion
Down
- 1. the force that resists the movement of objects against each other
- 2. with the load or resistance
- 3. the pull of one object on another
- 5. the rate an object moves
- 8. the spot where the bar turns or pivots
- 9. any bar that turns on a point
- 10. force is equal to an object's mass and the acceleration of the object
- 12. two inclined planes placed back-to-back
- 13. the decrease in effort that is needed to move an object
- 17. a change in velocity during a period of time
- 18. combines multiple fixed and moveable pulleys
- 19. the mass and the velocity of an object
- 20. a grooved wheel with a chain or rope wrapped in the groove
- 21. the force applied to a simple machine
- 22. the force that works against effort
- 23. resistance to change in motion