Across
- 4. - a material that slows the speed of neutrons
- 6. energy - advantages and disadvantages
- 9. source (energy) - consists of unconverted or original fuels
- 10. diagram - visualization used to depict a flow from one set of values to another
- 13. - energy produced from sources like the sun and wind that are naturally replenished and do not run out
- 14. energy - forms of energy like heat, sound etc., which can't be utilized
- 15. neutrons - any free neutron that has an average energy of motion (kinetic energy) corresponding to the average energy of the particles of the ambient materials
- 16. exchanger - a system used to transfer heat between a source and a working fluid
- 18. - having had the proportion of the isotope U-235 it contains increased in order to make it suitable for use in a nuclear reactor or weapon
- 20. energy - energy per unit mass
Down
- 1. - resources that are derived from the Earth— in a finite supply that can take billions of years to replenish
- 2. storage system - plants store energy using a system of two interconnected reservoirs with one at a higher elevation than the other
- 3. source (energy) - resources that have been converted or stored
- 5. power station - power station in which heat energy is converted to electrical energy
- 7. - advantages and disadvantages
- 8. energy - advantages and disadvantages
- 11. rods - a device that is used to absorb neutrons so that the nuclear chain reaction taking place within the reactor core can be slowed down
- 12. - minimum level of demand on an electrical grid over a span of time
- 17. fuels - fuels that are found in the Earth's crust and contain carbon and hydrogen, which can be burned for energy
- 19. density - the amount of energy that can be stored in a given system, substance, or region of space