Across
- 2. a device which transfers heat from one medium to another
- 4. Boiling water, sea/land breezes, convection ovens
- 6. All atoms constantly vibrate with a certain energy.
- 9. A rod used in nuclear reactors to control the rate of reaction.
- 11. Energy per unit mass
- 17. Composed of 3 atoms.
- 19. Relatively efficient energy, no waste, need large reservoirs, can destroy habitats.
- 25. reflected/incoming light
- 26. A station where heat energy is converted to electrical energy.
- 27. The power of the sun at earth’s surface per square meter.
- 30. The minimum delivered or needed electricity in a given time
- 31. When something changes velocity because of contact with another moving body
- 33. A material used to slow down fast moving particles in a reactor
- 34. An object that absorbs all electromagnetic radiation
- 35. An imperfect black body that only absorbs some of the electromagnetic spectrum
- 36. Amount of energy stored in a system per unit of volume
- 37. A number between 0 and 1 to describe how reflective or emmitive any given object is. W = ε σT4 when ε = 1
- 42. Totally clean, no fuel needed, inconsistent, inefficient energy generation
- 43. A visualization of the flow of electricity in a system.
- 44. A movement of position, not rotation
- 46. The energy of movement and reaction.
- 47. Originating because of human action
- 49. When certain greenhouse gasses cause electromagnetic radiation to not be reflected from a surface and heat up an atmosphere
- 50. The balance between the incoming energy from the sun and the outgoing energy from the earth.
Down
- 1. A panel that utilizes energy from the sun to generate electricity.
- 3. Heat diffusing between objects that are touching
- 5. Black-body radiation curve peaks differently at different temperatures,
- 7. When heat or electricity is transferred through contact.
- 8. Replenished faster than it is used
- 10. Used faster than it can be replenished.
- 12. Electrons that are not bound to an atom
- 13. Energy harvested directly from natural resources
- 14. The energy of high or pressure, potential for movement
- 15. The radiant heat energy emitted from a black body is proportional to the temperature’s fourth power.
- 16. carbon dioxide, methane, nitrous oxide, hydrochlorofluorocarbons (HCFCs), hydrofluorocarbons (HFCs) and ozone
- 18. A device that converts sunlight directly to electricity.
- 20. A thermal neutron is a free neutron with a kinetic energy of about 0.025 eV
- 21. The frequency that an object naturally vibrates at when it is disturbed.
- 22. A way to store energy using the potential energy of water.
- 23. No waste, relatively efficient, expensive
- 24. When energy from natural resources is converted to a transportable form.
- 28. Light with a wavelength longer than visible red, mainly emitted by heated objects.
- 29. Ancient biomass that has been condensed over time into a dense fuel source.
- 32. A cycle of heating and cooling that causes circular motion in a fluid
- 38. When matching vibrational frequencies cause each other to amplify.
- 39. When heat is released from a radioactive element
- 40. When the individual atoms in a molecule shift around in the bonds.
- 41. Energy that is released into the environment as waste, usually in the form of heat.
- 45. Relatively clean, lots of energy, can be dangerous, nuclear waste.
- 48. When molecules of gas rotate. Absorbing light causes a transition in rotational levels.