Question

1. according to the figure above, what happens to the melting point of rock as the depth and pressure increases? a. it decreases gradually b. it decreases sharply c. it increases gradually d. it increases sharply

Explanation:

By observing the graph, as the depth - related pressure (y - axis) increases, the melting temperature (x - axis) of both dry granite and dry basalt increases in a non - sharp, gradual manner.

Answer:

c. It increases gradually