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vocably vh.13
| Term | Definition |
|---|---|
| atmosphere | the envelope of gasses surrounding the earth |
| air pressure | the force exerted onto a surface by the weight of air |
| local winds | small scale convective winds |
| troposphere | the layer of the atmosphere where weather occurs |
| wind | the perceptible natural movement of the air |
| horse latitudes | a belt of calm air and sea occurring in both the northern and southern hemispheres between the trade winds and the westerlies |
| thermosphere | The region of the atmosphere above the mesosphere and below the height at which the atmosphere ceases to have the properties of a continues medium |
| polar easterlies | are the dry, cold prevailing winds that blow from the high-pressure areas of the polar highs at the north ans south poles |
| ionosphere | the layer of Earths atmosphere that contains high concentration of ions and free electrons is able to reflect radio waves |
| anemometer | an instrument for measuring the speed of the wind or of any current of gas |
| global warming | a gradual increase in the overall tempture of the earths atmosphere generally attributed to the greenhouse effect |
| stratosphere | the layer of earths atmosphere above the troposphere, extending to about 32 miles |
| barmometer | an instrument measuring atmospheric pressure, used especially in forecasting the weather and determining altitude |