Which two statements describe part of the frost wedging process?

In the figure, polygon abcd is transformed to create polygon a′b′c′d′. this transformation is a by a factor of .

Most tornadoes carry winds speeds in a range of km per hour

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.