Which country has the highest mountain in south america?

Solve for r in the formula v = ir, when i = 5 and v = 15.

What is the approximate chemical composition of the solar nebula?

Which of the layers of the earth has the following three characteristics? i. it is a solid outer layer. ii. it is between 3 and 30 miles thick. iii. it is separated into plates. a. the outer core b. the inner core c. the mantle d. the crust