Another classmate argues that wind power merits more investment and development, and cites data in Figure 2 as evidence. Evaluate this argument. Do you agree with the classmate? What additional evidence would help strengthen your position?

the mantle

explanation:

earth is divided into three layers: the crust or the outermost layer on which we live; the underlying, middle layer - the mantle - and the core (the innermost layer of earth).

the answer for sodium is 0.186

the answer for rubidium is 0.251

it’s previous models   because when i picked that son of a gun’s answer it was wrong look for previous models because they might make it a different letter