Industrial smog is: a. associated with photochemistry
b. is principally associated with coal burning industries
c. a relatively recent phenomena which started in the 1970s
d. principally associated with transportation

Why are nongovernmental organizations important? check all that applya. they are private institutions that aid the work of government.b. they often fill in gaps between government-funded services. c. they are private institutions that attack government policyd. they citizens by acting as watch dogs over elected officials

Describe the most likely weather conditions at indiana / ohio boarder

Alow pressure system is formed when an air mass cools over a cool surface and sinks. true or false