Across
- 6. In any natural process, some energy becomes unavailable to do useful work
- 9. Energy held within hydrocarbons
- 10. The mean solar intensity of EM radiation that would be incident on a plane perpendicular to the rays at a distance of one AU
- 13. Energy stored in water held at a height
Down
- 1. The energy released per unit mass of a fuel
- 2. The energy released per unit volume of a fuel
- 3. Energy from hot water under the surface of the Earth
- 4. When water is raised by up to a reservoir
- 5. Energy obtained from the kinetic energy of moving air
- 7. The ratio of energy/power emitted (per unit area) of a body to the energy/power emitted (per unit area) of a black body of the same dimensions and the same temperature
- 8. The ratio of scattered radiation from the surface to incident radiation upon it
- 11. Energy held within unstable nucleii
- 12. Energy from specific frequencies of electromagnetic radiation
