Author Question: What percentage of Earth's water is in the oceans? A)50 percent B)55 percent C)93 percent D)97 ... (Read 171 times)

Evvie72 · **on:** Jul 13, 2018

What percentage of Earth's water is in the oceans?
A)50 percent
B)55 percent
C)93 percent
D)97 percent
E)99 percent

Question 2

How is most calcite formed?

heinisk01 · **Reply #1 on:** Jul 13, 2018

Answer to Question 1

D

Answer to Question 2

Most calcite forms when oceanic organisms such as clams, oysters, corals, and floating microorganisms use dissolved compounds from sea water to construct their shells.