Across
- 3. the amount of matter or substance that makes up an object
- 4. a grooved wheel and a rope
- 5. to move something closer to you
- 7. a force that resists motion between two things
- 8. to move something away from you
- 11. how hard it is to get an object to speed up or slow down
- 12. energy energy that is stored by an object
- 16. an object that is wider at one end and pointed at the other
- 18. machine a combination of two or more simple machines
- 19. a force that has pulling power and keeps everything pulled towards earth
- 20. the speed of an object, plus its direction
- 21. energy energy in motion
Down
- 1. and axle a rod attached to a wheel
- 2. how fast or slow something moves
- 3. process in which an object is moving or being moved
- 6. a bar that moves at a fixed point
- 7. a push or pull on an object
- 9. machine a machine with few or no moving parts
- 10. anything that has weight and takes up space
- 13. plane a surface that slants up or down
- 14. the location of an object
- 15. the ability to do work
- 17. an inclined plane wrapped around a cone