Which of the following changes would cause the fusion rate in the sun's core to increase?
-an increase in the core temperature
-an increase in the core radius
-a decrease in the core temperature
-a decrease in the core radius

How does rain water cause erosion and deposition? a. when acidic water soaks into the ground, water dissolves limestone, resulting in the formation of caves.b. when a river overflows it moves downhill resulting in the formation of caves.c. when it rains, water flows into rivers and streams and moves back to land, resulting in the formation of caves.d. when water empties into lakes, sediment is deposited, resulting in formation of caves.