6. what were some reasons for the fall of the song dynasty?
@ a large bureaucracy and constant wars cost too much. the army was
run by civilians and became ineffective.
6 the army was strong, but the enemy's technology was more advanced.
see
© many of the emperors made bad treaties with the enemy.
@ the army was strong, but a large bureaucracy and constant wars cost
too much.

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