Across
- 2. a fast car has ____ kinetic energy
- 4. energy found in the bonds of certain things
- 5. a car jack is made up of 2 simple machines (screw and _____)
- 8. A compound machine made up of wedges and levers.
- 11. the unit that energy is measured in
- 12. ______ machines are made up of multiple simple machines
- 14. For work to occur you need motion and ____ with the object.
- 15. stored up energy that is not moving
- 16. True/False: machines increase the speed at which work is done
- 17. device with a tapered/sharpened edge
- 19. stored energy in objects that are off of the ground
- 20. used to change the direction of objects by lifting or lowering them using a wheel and cable
Down
- 1. energy an object possesses due to its motion
- 3. point that allows a lever to swivel back and forth
- 6. energy found in items that are stretched, compressed, bent
- 7. allows for heavy objects to move easier by reducing friction
- 9. _______ machines do work with one type of movement
- 10. simple machine with a spiral threaded around a rod
- 13. ______ occurs when motion happens
- 18. source of chemical potential energy