How does the usable form of nitrogen enter our bodies? A.
by breathing in air
B.
by consuming plants
C.
by consuming water
D.
by burning fuel

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.