Energy
Across
- 4. the change of energy from one form to another
- 6. energy from a source that is not depleted when used
- 7. radiant energy emitted by the sun
- 9. the total energy of an isolated system in a given frame of reference remains constant
- 10. The heat from the Earth
- 11. the sum of kinetic and potential energy in an object that is used to do work
- 12. The strength and vitality required for sustained physical or mental activity
Down
- 1. sources that will run out or will not be replenished in our lifetimes
- 2. the energy possessed by a body by virtue of its position relative to others
- 3. Energy that a body possesses by virtue of being in motion
- 5. Flowing water creates energy that can be captured and turned into electricity
- 8. form of hydropower that converts the energy obtained from tides into useful forms of power