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23 Cards in this Set
- Front
- Back
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On the December solstice the suns rays are directly overhead around noon at the what? |
The Tropic of Capricorn |
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On both the spring and fall equinox, the suns rays are vertically overhead at the what? |
The equator |
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The first day of fall in the northern hemisphere is what? |
The September equinox |
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Latitudes higher than what degrees can have 24 hours or more of continuous darkness? |
66.5° |
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The degrees of latitude between the Tropic of Cancer and the Tropic of Capricorn is? |
47° |
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Which atmospheric layer is directly above the stratosphere? |
The mesosphere |
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The ozone layer is in a portion of the atmosphere known as the? |
Stratosphere |
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The main component of the atmosphere by total volume is? |
Nitrogen |
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Oxygen is added to the atmosphere by what? |
Plants |
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The Montreal protocol was an international treaty to stop the production of what? |
Chlorofluorocarbons or CFC's |
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Thermometers usually use what if they don't contain alcohol? |
Mercury |
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The element of the atmosphere that is responsible for human induced global warming is what? |
Carbon dioxide |
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What percent of the earths atmosphere is carbon dioxide? |
1% or less |
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Molecular motion stops at this temperature |
0° kelvin |
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The 0° Meridian is known as what? |
The prime meridian |
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What is the highest latitude number in the geographic grid? |
90° |
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Longitude is divided into multiples of what degrees for the purpose of creating time zones |
15° |
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At the equator 1° of longitude is equal to how many degrees of latitude |
1° of latitude |
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What is the effect of wind and temperature on human skin? |
The wind chill factor |
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Earths circumference is greatest where? |
The equator |
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A vertical air current that is generated by temperature induced density differences is? |
Convection |
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The 180° longitude line is known as |
The international date line |
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If it is 10 PM on July 3 at 30° west what day is it and time 15° east? |
July 4 at 1 AM |
