Which of the following to determine how easily magma flows?
a.
the amount of silica in the magma
b.
the diameter of the pipe
c.
the size of the crater
d.
the number of vents on the volcano

The continental divide a divides the united states into east and west b. divides the united states into north and south c. divides the flow of river systems in the united states into east and west d. is a series of rivers and mountains that separates canada from the united states select the best answer from the choices provided.

Name one type of data that h-r diagrams do not show.

Aplane cuts a pyramid as shown in the diagram. what is the shape of the cross section? a. a hexagon b. a pentagon c. a square d. a triangle