10. most intraplate volcanic activity occurs where
a hot magma descends into the mantle under a plate
b oceanic plates diverge
coceanic and continental plates converge
d hot mantle plumes rise toward the surface within a plate

Sink holes may eventually for to join a. wide valleys b. zone of aeration c. dripstones d. aquifer

Can you give an explanation of what medc and ledc are.

Humans have built artificial levees along the mississippi river to protect themselves and their property from floods. however, these structures also modify inland and coastal regions by disrupting the natural flow of sediment. artificial levees along the mississippi river a. reduce the amount of sediment deposited on floodplains and increase the amount of sediment deposited at the river's mouth. b. increase the amount of sediment deposited on floodplains and decrease the amount of sediment deposited at the river's mouth. c. increase the amount of sediment deposited on floodplains and at the river's mouth. d. decrease the amount of sediment deposited on floodplains and at the river's mouth.