Which of these ecosystems would you expect to have the greatest amount of biodiversity a. Deserts
b. Rainforests
e, Arctic Tundras
d. Wetlands

Which describes increasing the efficiency of energy resource

Abeam of light shining from water to air strikes the surface at an angle greater than 48 degrees and produces total internal reflection. if the incident beam is at a 50 degree angle what angle is the reflected beam 13 25 50 100

Definition: this is the weighted average of all of the isotopes of an element.