vocabulary unit 4: activity #2 Anil Saeed

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