Across
- 2. units used when measuring work
- 4. potential energy stored in a stretched spring or other elastic object
- 7. force needed to do work with a machine
- 11. amount of work done or energy provided in a specified period of time
- 13. type of energy stored by way of an objects position, chemical makeup or elasticity
- 14. device that makes work easier by changing the size and/or direction of a force
- 17. kinetic energy of electrons
- 18. resource that can be replaced over a short period of time
- 20. potential energy stored in the chemical bonds that holds atoms together as molecules
- 23. potential energy stored in an object that has been lifted to a height
- 25. machine that changes the direction of a force
- 26. type of energy contained in moving objects
- 27. weight at the end of a string used to demonstrate potential and kinetic energy transfer
- 28. measure of transferred energy when a force is applied that makes an object move
Down
- 1. resistance force multiplied by distance
- 3. measure of how much a machine increases force applied to it
- 4. measure of the amount of useful work done by the machine compared to the amount of work done to make the machine operate
- 5. energy that is the total potential and kinetic energy within an object
- 6. units used to measure force
- 8. effort force multiplied by distance
- 9. energy from the sun in the form of light and heat
- 10. unit of power
- 12. force needed to do work without a machine
- 15. ability to do work
- 16. total of the kinetic energy of the atoms that make up an object
- 19. force that resists motion
- 21. transfers force to another place or increases the size of the force
- 22. resource that cannot be replaced
- 24. reduces the size of a force that must be applied to move an object over a distance