Geography

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Which substance is the most abundant primary air pollutant in the United States? A) sulfur oxide ... Started by notis	1 Replies 67 Views	Jul 13, 2018 by rekilledagain
Clouds often form in ____. A) rising air in the center of a low pressure area B) rising air in the ... Started by abc	1 Replies 119 Views	Jul 13, 2018 by ebe
Which gas can replace oxygen in blood hemoglobin, thereby reducing the transport of oxygen to the ... Started by tnt_battle	1 Replies 98 Views	Jul 13, 2018 by fwbard
You are facing north and the wind is blowing in your face. This wind would be called a(n) ____. A) ... Started by vinney12	3 Replies 178 Views	Jul 13, 2018 by scrocafella
Nitrogen dioxide (NO2 ) reacts with ____ in the atmosphere to form nitric acid (HNO3 ). A) hydrogen ... Started by imowrer	1 Replies 158 Views	Jul 13, 2018 by nguyenhoanhat
Molecular oxygen (O2 ) in Earth's early atmosphere probably originated from the splitting of water ... Started by dmcintosh	1 Replies 117 Views	Jul 13, 2018 by ong527
In the late 1970s, the United States banned the non-essential use of chlorofluorocarbons (CFCs). ... Started by s.tung	1 Replies 91 Views	Jul 13, 2018 by lorealeza77
The air pressure at the summit of Mount Everest is higher than the air pressure at sea level. ... Started by melly21297	1 Replies 80 Views	Jul 13, 2018 by dreamfighter72
Ozone in the stratosphere primarily forms over ____ and is transferred to ____ by stratospheric ... Started by karlynnae	1 Replies 70 Views	Jul 13, 2018 by mathjasmine
Weather and climate have become so much a part of our lives that the first thing many of us do in ... Started by karlynnae	1 Replies 62 Views	Jul 13, 2018 by Mholman93
Instructions: Choose one answer from each pair of selections. Surface pressure systems tend to move ... Started by Tazate	1 Replies 99 Views	Jul 13, 2018 by Danny Ewald
One major way in which chlorofluorocarbons can enter the stratosphere is ____. A) from the exhaust ... Started by saliriagwu	3 Replies 179 Views	Jul 13, 2018 by essyface1
Would you expect wind speeds to DECREASE or INCREASE when a frontal system ... Started by lracut11	1 Replies 39 Views	Jul 13, 2018 by swimkari
The most widely separated surface weather observations come from what region on ... Started by vicky	1 Replies 49 Views	Jul 13, 2018 by joanwhite
Which gas is a major source of indoor pollution? A) carbon dioxide B) radon C) nitrous oxide ... Started by 809779	1 Replies 65 Views	Jul 13, 2018 by Kimmy
Plant photosynthesis increased the concentration of ____________________ in Earth's early ... Started by darbym82	1 Replies 64 Views	Jul 13, 2018 by firehawk60
What are two commonly used terms for a computer-derived forecast ... Started by chandani	1 Replies 37 Views	Jul 13, 2018 by jackie
HFCs and HCFCs are ____. A) the primary components of photochemical smog B) replacements for CFCs ... Started by WWatsford	1 Replies 92 Views	Jul 13, 2018 by jliusyl
The basis for dividing Earth's atmosphere into layers is the change of ____________________ with ... Started by cdr_15	1 Replies 67 Views	Jul 13, 2018 by xoxo123
Temperature and precipitation in one part of the world can affect the weather in another widely ... Started by captainjonesify	3 Replies 92 Views	Jul 13, 2018 by ryhom
Air becomes unhealthy when the air quality index (AQI) exceeds ____. A) 1 B) 3 C) 10 D) ... Started by Tirant22	1 Replies 116 Views	Jul 13, 2018 by poopface
Explain how ozone (O3 ) can play both a beneficial and a detrimental role in the earth's ... Started by lak	1 Replies 70 Views	Jul 13, 2018 by skipfourms123
How are weather observations shared and distributed among different ... Started by amal	1 Replies 138 Views	Jul 13, 2018 by cadimas
Under which condition would air pollution over a city typically be highest? A) on a rainy night B) ... Started by Alygatorr01285	1 Replies 44 Views	Jul 13, 2018 by morrie123456
Explain why oxygen-breathing equipment would be needed in mesospheric air even though it contains ... Started by AEWBW	1 Replies 90 Views	Jul 13, 2018 by Dominic