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| barometer has been falling, you can expect |
cloudy stormy weather |
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porkchoppony Wed, 10 Dec 2008 00:58:14 GMT |
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| high pressure often brings __________- |
fair dry weather |
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porkchoppony Wed, 10 Dec 2008 00:57:46 GMT |
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| aneriod barometer |
tight box which has most of its air pumped out air pushes down on teh box- pointer moved
HIGHER THE PRESSER HIGHER THE POINTER |
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porkchoppony Wed, 10 Dec 2008 00:57:46 GMT |
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| mercury barometer |
a hollow tube closed at one end placed END DOWN in a dish of murcury
more air pressing down, HIGHER THE COLUMN |
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porkchoppony Wed, 10 Dec 2008 00:57:46 GMT |
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| wet air |
low pressure |
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porkchoppony Wed, 10 Dec 2008 00:57:46 GMT |
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| dry air |
high pressure |
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porkchoppony Wed, 10 Dec 2008 00:53:02 GMT |
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| who invented the barometer |
evangelista torricelli |
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porkchoppony Wed, 10 Dec 2008 00:53:02 GMT |
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| THREE UNITS air pressure is measured in |
barometer
mercury barometer
aneroid barometer |
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porkchoppony Wed, 10 Dec 2008 00:53:02 GMT |
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| magnetosphere |
van allen belts
protect earth by trapping radiation |
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porkchoppony Wed, 10 Dec 2008 00:53:02 GMT |
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| exosphere |
satelites orbit here |
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porkchoppony Tue, 09 Dec 2008 20:58:04 GMT |
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| ionosphere |
contains ions
bounces rays back to earth (radio) |
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porkchoppony Tue, 09 Dec 2008 20:58:04 GMT |
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| mesosphere |
burns up meteors |
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porkchoppony Tue, 09 Dec 2008 20:58:04 GMT |
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| stratosphere |
ozone layer
harmful ray protection |
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porkchoppony Tue, 09 Dec 2008 20:58:04 GMT |
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| troposphere |
weather |
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porkchoppony Tue, 09 Dec 2008 20:43:27 GMT |
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| what does the prefix "thermo" mean? |
heat |
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porkchoppony Tue, 09 Dec 2008 20:43:27 GMT |
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| all of the earth's weather happens where? |
troposphere |
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porkchoppony Tue, 09 Dec 2008 20:43:27 GMT |
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| the ozone layer protects us from what? |
harmful uv/uvb rays |
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porkchoppony Tue, 09 Dec 2008 20:43:27 GMT |
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| we can listen to our radio's becuase of which layer? |
ionosphere |
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porkchoppony Tue, 09 Dec 2008 20:40:15 GMT |
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| particles which have a negative or positive charge are known as WHAT? |
ions |
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porkchoppony Tue, 09 Dec 2008 20:40:15 GMT |
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| the ozone layer is composted primarily of what element? |
oxygen |
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porkchoppony Tue, 09 Dec 2008 20:40:15 GMT |
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| which layer contains water vapor and dust particles |
troposphere |
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porkchoppony Tue, 09 Dec 2008 20:40:15 GMT |
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| which layer is the warmest? |
exosphere |
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porkchoppony Tue, 09 Dec 2008 20:38:08 GMT |
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| which layer is the coldest? |
mesosphere |
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porkchoppony Tue, 09 Dec 2008 20:38:08 GMT |
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| what does the jet stream do? |
strong winds "steer" the weather |
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porkchoppony Tue, 09 Dec 2008 20:38:08 GMT |
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| where can we find the jet stream? |
stratosphere |
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porkchoppony Tue, 09 Dec 2008 20:38:08 GMT |
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| which layer do meteors burn up in? |
mesosphere |
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porkchoppony Tue, 09 Dec 2008 20:36:49 GMT |
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| how much of the earth's atmosphere is oxygen? |
21% |
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porkchoppony Tue, 09 Dec 2008 20:36:49 GMT |
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| how much of the earth's atmosphere is nitrogen? |
78% |
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porkchoppony Tue, 09 Dec 2008 20:36:49 GMT |
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| the atmosphere is divided into layers according to changes in what? |
TEMPERATURE |
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porkchoppony Tue, 09 Dec 2008 20:36:49 GMT |
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