Across
- 2. to increase the concentration or abundance of one component or isotope in (a solution or mixture); concentrate
- 4. A rod, plate, or tube containing a material such as hafnium, boron, etc., used to control the power of a nuclear reactor
- 6. heat-driven cycles that occur in the air, ocean, and mantle
- 8. The energy that's harvested directly from natural resources
- 12. sources that will run out or will not be replenished in our lifetimes
- 14. a region of the electromagnetic radiation spectrum where wavelengths range from about 700 nanometers (nm) to 1 millimeter (mm)
- 15. the fraction of the incident sunlight that the surface reflects
- 16. a system used to transfer heat between a source and a working fluid
- 19. thermal energy that is released into the surrounding environment after any process
- 20. a class of Neutron which are said to be in 'thermodynamic equilibrium' which means they are moving with the same kinetic energy as their surroundings
Down
- 1. a type of power station in which heat energy is converted to electrical energy
- 3. An energy source formed in the Earth's crust from decayed organic material
- 5. energy per unit mass
- 7. the ratio of the energy radiated from a material's surface to that radiated from a perfect emitter, known as a blackbody, at the same temperature and wavelength and under the same viewing conditions
- 9. energy that is generated from natural processes that are continuously replenished
- 10. The sources which involve transformation process before final use
- 11. visualize material, energy and cost flows shown proportionally to the flow quantity
- 13. d The minimum amount of electric power delivered or required over a given period of time at a steady rate
- 17. the amount of energy that can be stored in a given system, substance, or region of space
- 18. a medium that reduces the speed of fast neutrons