Which of these features of Earth's crust are caused by the shifting of tectonic plates? A
mid-ocean ridges
B
desert sand dunes
С
arctic glaciers
D
continental shelves

Which of these describes how heat is transferred by convection* a. sunlight travels through space without the aid of fluids or solids. b. warm air rises and takes the heat with it, eventually, it cools and sinks c. air at the equator rises and sinks at the poles. d. air molecules touch the warm ground, heating them up *not conduction