Physics

Question

Test

P3

18. Viscosity depends primarily on the compo

the magma, and temperature. Which of the followine.

statement is correct?

A. Higher SiO2 (silica) content magmas have lg

viscosity.

B. Lower Si02 (silica) content magmas have higher

viscosity.

C. Higher SiO2 (silica) content magmas have higher

viscosity.

D. There is no relationship between viscosity and silica

content.

Answer

C. Higher SiO2 (silica) content magmas have higher viscosity.

Download to view full explanation

Viscosity is a measure of a fluid's resistance to flow. Generally, higher silica content magmas have higher viscosity because silica...