Convection Currents

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Across
  1. 3. ocean conveyor belt system
  2. 5. winds that effect a comparatively small area
  3. 6. is what happens when the air cools, becomes dense, and sinks towards the earths surface
  4. 7. when the ocean pulls cool air from the land
  5. 9. the difference in pressure between high and low pressure
Down
  1. 1. the transfer of heat within a liquid or gas
  2. 2. cool air moving in from the ocean
  3. 4. is what happens when the air mass warms and becomes less dense, rising above the earth’s surface
  4. 8. a measure of mass per unit volume