Answer:
diseases because they sometimed kill off some of the human and also poverty
It has 4 valence electrons :)
Explanation:
Matter can change form through physical and chemical changes, but through any of these changes matter is conserved. The same amount of matter exists before and after the change—none is created or destroyed. This concept is called the Law of Conservation of Mass.
Answer:
O C. Fossilization releases carbon into the
soil as decomposers break down dead
organisms.
