If a student notices that frogs are all gathering at one end of the pond the student has done what? a) observed b) experimented c) hypothesized d) collected data

In the water cycle , when does water undergo a chemical change

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.

If jane has the blood type ab and marries john who has type o blood what are the possible phenotypes of their first kid?