Science

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Across
  1. 4. the movement of air over Earth’s surface in patterns that are worldwide. .
  2. 6. with strong winds.
  3. 8. The jet stream is a fast flowing, river of air found in the atmosphere at around 12 km
  4. 9. the front edge of a moving mass of warm air.
  5. 10. A low pressure system is a whirling mass of warm, moist air that generally brings
  6. 12. the edge of a moving mass of cold air.
Down
  1. 1. is the average weather in a place over many years.
  2. 2. parts move down.
  3. 3. a whirling of cool, dry air that generally brings fair weather and light winds.
  4. 5. the surface of the Earth just under the tropopause.
  5. 7. the movement in a gas or a liquid in which the warmer parts move up and the
  6. 11. It is the mix of events that happens each day in our atmosphere.