Author Question: The protective shells that many sea organisms grow are not minerals because they A) are not ... (Read 32 times)

naturalchemist · **on:** Jul 29, 2018

The protective shells that many sea organisms grow are not minerals because they

A) are not calcium carbonate.
B) are organic.
C) are made of ooze.
D) become compacted.

Question 2

Young Earth developed a layered structure under the influence of

A) impact heating and convection in its interior.
B) gravitational contraction and radioactive decay.
C) meteorite bombardment.
D) gravity and density segregationthe process of differentiation.