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Cards In This Set
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Name the seasonal names and dates, and angle of incidence for sun.
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Vernal equinox 3/20 0*; summer solstice 6/21 23.5*North latitude; autumnal equinox 9/22 0*; winter solstice 12/21 23.5* South latitude
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Tilt of Earth?
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23.5*
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Artic Circle?
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66.5*
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Earth's far point around sun, name and distance.
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Aphelion 94.5 million miles
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Earth's near point around sun, name and distance.
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Perihelion 91.4 million miles
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How many days from Spring equinox to fall equinox, a nd from fall to spring?
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Spring to fall 186 days; Fall to Spring 179
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How do clouds change day/night temperature.
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Clouds block visible light radiation from sun, make days cooler. Trap and resend IR radiation from earth, make nights warmer. Lower the high and low temp range.
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When do daily highs and lows occur?
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Highs- 3 to 5pm; lows approximately 15 minutes after sunrise.
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Horizontal wind
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Advection
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Vertical, mixing wind
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Convection
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How does moisture affect daily temp.
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Cools daytime temps by scattering visible light. Warms nighttime temps by absorbing IR radiation.
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Factors that affect daily temps
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Lattitude, because of hours of daylight, and angle of incedence; Clouds; Moisture; Wind, advection; and Wind, convection.
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How does wind advection affect temp
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Can bring hot or cold horizontal winds from other areas.
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How does wind convection affect temp
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Cools daytime temps by vertical mixing, warms nighttime temps by vertical mixing.
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What are the four controls of seasonal temps
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Latitude; land vs water difference; ocean currents; elevation (lapse rate).
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