Heat and Energy Production

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Across
  1. 6. a device that absorbs sunlight and converts it directly into electricity
  2. 7. air that rises
  3. 8. air that has lower pressure than cold air
  4. 9. When liquids and gasses flow heat transfer happens when warmer less dense particles rise and cooled more dense particles sink
  5. 12. power derived from natural sources that replenish naturally over a short period of time
  6. 13. heat- heat that is transferred by radiation is called thermal radiation or
  7. 14. non-renewable energy sources—primarily coal, oil (petroleum), and natural gas
Down
  1. 1. humans can only see wavelengths that fall within visible light spectrum
  2. 2. the radiant light and heat from the sun
  3. 3. Heat transfers when the objects come into direct contact with other things
  4. 4. Heat transferred through space in the form of waves.
  5. 5. A measure of how much light is reflected back from an object
  6. 10. atmospheric gases that trap heat and warm the planet
  7. 11. A form of energy caused by particles in an object that vibrate