Which type of diffusion occurs when an idea spreads throughout the population without the actual physical movement of people? Economic diffusion
Hierarchical diffusion
Contagious diffusion
Stimulus diffusion
Relocation diffusion

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.

All of the following are reasons why deserts extremely susceptible to wind erosion except a. they lack major root systems b. they contain thin, dry soil c. they have very few plants and trees d. they are extremely hot and lack water

Steve gets $100 a week plus 15 of sales. which equation best represents his salary