Which one of the following statements is false?
A) Mafic magmas in general have higher temperatures than felsic magmas.
B) Melting temperatures of silicate rocks increase with increased pressure.
C) Melting temperatures of silicate rocks are lowered by small amounts of water.
D) When magma reaches the surface, its dissolved gas content increases.

Question

Quizplus · Accepted Answer

When magma reaches the surface, its pressure decreases, causing its dissolved gas content to decrease, not increase. This is because gases are less soluble in magma at lower pressures, leading to the release of gases as it erupts.

Which One of the Following Statements Is False