8.12.12 Explain how the inter-relation between pressure gradient and Coriolis force determine the circulation around pressure systems.
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8.12.12 List the three properties of the Coriolis force
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8.12.12 State the effect of wind speed on the strength of the Coriolis force.
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8.12.14 Define the "geostrophic wind"
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8.12.16 Explain how the friction layer affects the surface wind velocity.
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8.12.18 Explain what is meant by the "friction layer",
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8.12.20 Describe the elements that influence the depth of the friction layer
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8.12.20 Explain the factors involved in thermal rising of air.
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8.12.22 Explain how different Dew Point values determine the cloud base.
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8.12.22 Wind Definitions
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8.12.24 Diurnal variation of wind over sea and land
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8.12.24 Explain the effect of increasing surface temperature on the base of convective cloud, given a constant moisture content.
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8.12.26 Describe cloud types in stable and unstable saturated air
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8.12.26 Describe the changes in wind velocity when climbing out of, or descending into, the friction layer
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8.12.28 Describe the limitations of windsocks in New Zealand
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8.12.28 Describe weather conditions and visibility in stable and unsable air
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8.12.30 Describe how an approximate wind directioin can be determined from a) ripples on water and b) wind shadow on water
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8.12.30 Describe how stable and unstable air affect flying conditions.
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8.12.30 Describe how stable and unstable air affect flying conditions.
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8.12.32 State Buys Ballot's Law.
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8.14.2 Describe the land breeze process including timing, speed and seasonal influences
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8.14.2 Describe the sea-breeze process including timing, strength, limits clouds and turbulence
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8.14.4 Describe the katabatic and anabatic wind processes.
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8.14.6 Describe the effect of local obstructions on wind flows
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