Chapter 22

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Across
  1. 2. house effect the way in which heat is trapped close to Earth's surface by greenhouse gases
  2. 3. the throwing back by a body or surface of light heat or sound without absorbing it Emission the production and discharge of something, especially gas or radiation
  3. 5. radiation a general term for the electromagnetic radiation emitted by the sun
  4. 9. radiation due to the decay of radioactive materials in the earth itself
  5. 10. waves waves that are created as a result of vibrations between an electric field and a magnetic field
  6. 11. radiation a region of the electromagnetic radiation spectrum where wavelengths range from about 700 nanometers to 1 millimeter
Down
  1. 1. the process or action by which one thing absorbs or is absorbed by another
  2. 4. length the distance between identical points adjacent crests in the adjacent cycles of a waveform signal propagated in space or along a wire
  3. 6. Radiation is energy that comes from a source and travels through space at the speed of light Radiant energy, Radiant energy is the physical energy resulting from electromagnetic radiation usually observed as it radiates from a source into the surrounding environment
  4. 7. Any material that keeps energy such as electricity heat or cold from easily transferring through
  5. 8. law of cooling the rate at which an object cools is proportional to the difference in temperature between the object and the object's surroundings