Physics

3. The ability of an object to do work
5. Energy where waves travel through empty space
6. How an object gains or loses energy
7. Rate at which work is done
10. Mechanical energy that is in motion
12. Energy that is in motion or can be put into motion
13. the energy released during nuclear fission or fusion, esp. when used to generate electricity
14. Energy from the sun
18. Energy where the vibration of particles travels through solids, liquids, and gases
19. the energy required to remove an electron from a gaseous atom or ion
20. Stored energy; Energy that can be "burned" to do work
21. Measurement of power

1. strength or energy as an attribute of physical action or movement
2. Mechanical energy that can be put into motion because of its position
4. mgh is the formula for which form of energy
8. Energy that flows through a circuit
9. the potential mechanical energy stored in the configuration of a material or physical system as work is performed to distort its volume or shape
11. Measurement of work
15. Energy that speeds up the particles of matter
16. 1/2mv^2 is the formula for which form of energy
17. the energy of electromagnetic waves