Chapter 7 Vocabulary
Across
- 4. a pulley that is secured in place
- 5. a type of lever where the effort is in the middle
- 7. stored energy due to position
- 11. a type of lever that moves a heavy load with little effort
- 13. a type of inclined plane wrapped around a cylinder
- 14. named for an English dead scientist is the unit used to measure force
- 16. on a lever the distance between the fulcrum and the effort
- 17. the unit used to measure work and is equal to a newton-metre
- 18. the object to be moved by a lever
- 20. a simple machine also called a ramp
- 22. the end of a lever where work is applied
- 24. when two forces are balanced
Down
- 1. the energy related to heat
- 2. energy due to motion
- 3. a type of lever where the load is in the middle
- 6. on a lever the distance between the fulcrum and the load
- 8. a type of lever where the fulcrum is in the middle
- 9. a kind of lever that moves a load through a long distance with little effort
- 10. the degree to which a machine uses energy to complete work
- 11. the point about which a lever pivots
- 12. a pulley that slides along the rope as the load is lifted
- 15. is done when a force moves an object
- 19. a simple machine that splits an object apart
- 21. the ability to do work
- 23. a push or a pull
- 25. the unit used to measure distance