In the inner portion of the Sun, extending to about 86 percent of its radius, energy is transferred by___ . Above that, energy is transferred by gaseous__
currents.

Which is one way that sinkholes can form? a) tornadoes touch down and destroy trees and brush b) rivera overflow during a storm and wash away nearby land c) rainwater flows away from a depression in the ground d) groundwater dissolves the limestone and other rocks in the ground