Answer:
C. H and O
Explanation:
Almost 99% of the human body's mass is made up of six elements: oxygen, carbon, hydrogen, nitrogen, calcium and phosphorus, in that order.
Element Symbol % in body
Oxygen O 65.0
Coal C 18.5
The human body is composed of 60% water, that is, H2O.
Answer:
Succession is not ever guaranteed to stop in any area due to the possibility of natural disasters, climate change, and disease. The climax within an area my exist for many years but the area always has the potential to be disrupted by unexpected events that may damage plant life.
Explanation:
Answer:
6. Because of how old the rocks are
Explanation:
6. Sedimentary rock forms in layers because of the order they were formed. The older rocks will form first and as time goes on, rock forms above it to create a new layer, and so on.
<span>Meteorology is BEST defined as the study of weather and climate.</span>
