Which of the following are examples of mechanical erosion/weathering A. Wind blowing sand

B. water flowing over rock

C. a plant's roots cracking
rock

D. none of the above

E. A & B only

Waianapanapa beach in hawaii is a black-sand beach that was formed by waves crashing against volcanic rock. the sand can be very hot on sunny days. which statement best explains why? o a. the black sand has no heat capacity. b. the black sand absorbs no radiation. o c. the black sand is immune to insolation. d. the black sand has a low albedo.