Compared to other types of magma, basalt ____.
a. has lower viscosity, but equivalent silica content
b. has lower viscosity and higher silicate content
c. has higher viscosity and lower silicate content
d. has higher viscosity and higher silicate content
e. has lower viscosity and lower silicate content
Question 2
The two most abundant gasses in magmas are ____.
a. sulfur dioxide and carbon dioxide
b. water vapor and oxygen
c. oxygen and carbon dioxide
d. methane and carbon dioxide
e. water vapor and carbon dioxide