Chapter 8 crossword Harrison
Across
- 2. a device that helps make work easier
- 7. the work you do on a machine
- 9. tells you how many times the machine multiplies force
- 10. W=FxD
- 16. ME=work output/work input x 100
- 19. MA=output force/input force
- 20. P=W/T
- 21. a simple machine that is a straight slanted surface
Down
- 1. a simple machine consisting of two circular objects of different sizes
- 3. a double inclined plane that moves
- 4. a fixed point
- 5. the rate at which work is done
- 6. the work done by the machine
- 8. the unit for power
- 11. a comparison of a machines work output with the work input
- 12. a simple machine consisting of a grooved wheel that holds a rope or cable
- 13. an inclined plane wrapped in a spiral
- 14. a simple machine consisting of a bar that pivots at a fixed point
- 15. when a force causes an object to move in direction of the force
- 17. machines that are made of two or more simple machines
- 18. the unit for work