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Air pressure and Winds

  •  English    18     Public
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  • Instruments that detect and measure pressure changes are called? A. Thermograph B. Barometer C. Meterstick D. Hygrometer
    B. Barometer
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  • The most common type of home barometer. A. Asenoid baramoter B. Aneroid barometer C. Homid barometer D. Homoid barometer
    B. Aneroid Barometer
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  • The large L’s represent centers of low pressure, also known as A. Depressants B. Depressing C. Depressor D. Depressions
    D. Depressions
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  • Pressure gradient is A. difference in pressure x distance B. difference in pressure / distance C. difference in pressure / temperature D. difference in pressure x temperature
    B. difference in pressure / distance
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  • Change in velocity over a period of time. A. Speed B. Distance C. Displacement D. Acceleration
    B. Distance
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  • When the wind-flow pattern aloft is west-to-east, the flow is called? A. Spatial B. Direxral C. Zonal D. Meriodional
    C. Zonal
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  • True or false– The altimeter and barograph are two types of aneroid barometers.
    True
  •  5
  • True or false– Geo: earth; strophic: spinning
    False
  •  5
  • True or false– The Coriolis force describes an apparent force that is due to the tilting of the earth.
    False
  •  5
  • True or false– A difference in horizontal air pressure produces a vertical pressure gradient force.
    False
  •  5
  • True or false– Near the surface, friction reduces the wind speed, which in turn reduces the Coriolis force.
    True
  •  5
  • True or false– When air is in hydrostatic equilibrium, there is no net vertical force acting on it, and so there is no net vertical acceleration.
    True
  •  5
  • Another type of chart commonly used in studying the weather is the constant pressure chart, or ----------- .
    Isobaric Chart
  •  15
  • The sea-level pressure chart described so far is called ------- -------- ----------.
    Constant Height Chart
  •  15
  • What is the first name of nineteenth-century French scientist who worked it out Coriolis force mathematically?
    Gaspard
  •  15
  • The amount of deflection depends upon? Give 2.
    The amount of deflection depends upon: 1. the rotation of the earth 2. the latitude 3. the object’s speed
  •  15