Envi Sci Test (Atmosphere, Acid Rain, etc) :(

Layers of the atmopshere

Exosphere, mesosphere, thermosphere, stratosphere, tropo

4 Primary gases

Nitrogen 78%, Oxgyen 21%, Argon 1%, Carbon dioxide 0.04%

2 primary factors that affect atmospheric circulation

earth’s rotation, differential heat

High pressure areas

descending air mass, related to minimal rainfall

low pressure

rising air, associated with cyclones

cyclones turn

counterclockwise

anticyclones turn

clockwise

Latitude for most deserts

30 degrees north or south

major greenhouse gases that catch earth’s back radiation

CO2, methane, CFCs

primary function of ozone layer

absorbs radiation from sun

Montreal Protocol

international treaty that limited CFC emissions. Not well enforced

Measurement of Ozone

Dobson Unit (DU)

Pollutant characterized by a brownish color

NO2

What component of smog is a strong oxidant and a major health hazard?

ozone

Nitrogen dioxide and UV light react to form…

NO, O

why is CO toxic?

binds to hemoglobin faster that O2

what are particulates

PARTICLES suspended in the air

Typical ph of water

5.6

Acid rain is caused by high ____ content

sulfur

nitrogen oxides, which also cause acid rain, comes from…

burning fossil fuels