4 Which of the following choices presents the correct order of events? F. The Soviet Union collapses; Russia invades Chechnya.
G. Ceasefire is declared in Nagorno-Karabakh; Armenia and Azerbaijan go to war over Nagorno-
Karabakh.
H. Russia invades Chechnya again; Armenia and Azerbaijan go to war over Nagorno-Karabakh.
J. Russia invades Chechnya again; the Soviet Union collapses.

Extensive and unusual cold snaps have occurred here recently. is this evidence that global warming is lessening or not occurring? no—although the long-term trend is for warming, short-term weather patterns can still be variable. no—melting of glaciers and ice caps is making the oceans cooler, which can cause cold snaps. yes-- if global warming really were occurring, cold snaps wouldn’t happen. yes—due to global warming, weather patterns should be become less—not more—variable.