Across
- 2. The splitting of a heavy, unstable nucleus into two lighter nuclei.
- 3. Power produced by the surge of ocean waters during the rise and fall of tides.
- 6. The use of nuclear reactions to produce electricity.
- 8. Windows, walls, and floors are made to collect, store, reflect, and distribute solar energy, in the form of heat.
- 10. Loose sands or partially consolidated sandstone containing a naturally occurring mixture of sand, clay, and water, soaked with petroleum.
- 11. A form of sedimentary rock that contains a petroleum-like liquid when heated.
- 12. Obtained by the refining and processing of petroleum or natural gas.
- 14. Resources which are naturally replenished.
- 15. Uses solar energy to heat a fluid, either liquid or air, and then transfer the solar heat directly to the interior space.
- 19. Energy from sources that will eventually run out.
- 20. Chemical reaction between a fuel and oxygen.
- 21. Any fuel that is derived from plant or algae material or animal waste.
- 23. Also known as crude oil and oil.
- 24. Uses the natural flow of moving water to generate electricity.
- 25. The energy held by an object because of its position relative to other objects.
Down
- 1. The energy that an object possesses due to its motion.
- 4. A device that converts the wind's kinetic energy into electrical energy.
- 5. A group of wind turbines in the same location used to produce electricity.
- 7. When two or more atomic nuclei are combined to form one or more different atomic nuclei.
- 9. A byproduct from nuclear reactors.
- 13. Using less energy to perform the same task.
- 16. The conversion of light into electricity using semiconducting materials.
- 17. Energy from heat within the earth.
- 18. When fuel overheats and melts the reactor core or shielding.
- 22. The capacity for doing work.