18. look at the figure above. which position of the earth represents a solstice?

a. middle of summer
b. beginning of autumn
c. beginning of spring
d. beginning of winter

The separation of northern ireland from the republic of ireland is an example of

Which of the following does not determine the type of magma to erupt from a volcano? a. temperature b. gas content c. viscosity d. silica content what kind of volcano forms from basaltic magma with low-viscosity and low-gas content? a. shield volcano b. stratovolcano c. composite-cone volcano d. cinder-cone volcano what is viscosity? a. a rising mass of mantle abnormally hot and / or wet b. a pool of magma beneath the overlying crust c. what causes a bend to occur in the rock layer d. a measure of a fluid's resistance to flow

Atool used to measure perception is a