Across
- 3. Occurs when nuclei are forced together to form a heavier nuclei
- 4. When energy is transformed, it loses the ability to do work
- 10. Occurs when a neutron splits an atomic nucleus into 2 or more parts
- 12. The US agreed to be this by 2050
- 13. Ability of a material to retain heat/cold
- 14. Standby energy in a circuit(bad and not efficient)
- 16. Activity that doesn't change C02 concentrations in the atmosphere
- 17. A period of time when energy use is at its highest and needs to be supplied consistently
- 18. The time required for a radioactive isotope to half its initial value
- 20. Producing heat and electricity from just steam in one process/plant
Down
- 1. Energy that comes from the natural radioactive decay inside Earth or convection heat
- 2. Nonmechanical device that converts sunlight into electricity
- 5. A resource that cannot be readily replaced on a level equal to its consumption rate
- 6. The practice of using less energy
- 7. Natural fuels formed from the decomposition of the remains of living organisms
- 8. The ability to maintain a process without damaging others
- 9. Energy use per unit of GDP
- 11. Slow flowing, viscous deposits of bitumen(tar/pitch)
- 13. Energy captured by moving water from moon gravity in the ocean
- 15. A fossil fuel that consists of types like anthracite, bituminous, etc.
- 19. A resource that doesn't depend on how much we use as it is indefinite