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20 Cards in this Set
- Front
- Back
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What is the earths radiation budget? |
70%
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If the earth sends back more radiation than it receives it will? |
It will warm up
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What are isobars on a weather map? |
Lines that connect the areas that have the same air pressure |
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Is warm, light air associated with high or low pressure systems? |
High pressure systems
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Define convection current
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A current in a fluid that results from convection |
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Define front
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Boundary separating 2 masses of air of different densities |
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Define cold front
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Boundary of an advancing mass of cold air
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Define warm front
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Boundary of an advancing mass of warm air
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Define stationary front
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Pair of air masses, neither strong enough to take over one another |
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What are prevailing winds?
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Wind that is from the direction that is predominant at a particular place or season |
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What are jet streams? |
Narrow, variable band of very strong, westerly air currents encircling globe several miles above the earth |
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Describe hydrosphere |
Part of earth covered by water (75%)
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Describe atmosphere
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Part of earth made of nitrogen, oxygen, carbon dioxide, etc. |
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Describe lithosphere
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Land areas of earth
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Does producer and plant mean the same thing true or false? |
True
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Are the following density dependant or density independent? a)competition b)parasitism c)crowding d)fire e)human activity f)mating practices |
a) density dependant b) density independent c) density independent d) density independent e) density independent f)density dependant
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Describe the water cycle
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1. evaporation 2. condensation 3 . precipitation 4. collection |
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Describe water cycle
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1. carbon enters atmosphere 2. is absorbed by producers 3. animals feed on producers |
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describe oxygen cycle
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1. photosynthesis 2. respiration 3. repeat
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Describe nitrogen cycle
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1. fixation 2. ammonification 3. nitrification 4. denitrification |
