How is most carbon stored in the atmosphere? atoms of free carbon carbon dioxide gas carbon monoxide gas acid rain

The answer is water molecules are split.cellular respiration and photosynthesis are complement  reactions to each other. these are reverse reactions. in cellular respiration glucose and oxygen yield water and carbon dioxide. so, when respiration begins,  glucose molecules are split. in the opposite reaction - in photosynthesis, carbon dioxide and water yield glucose and oxygen. thus,  when respiration begins, water molecules are split.

Answerigneous bedrock of the oceanic crust;

Two cars collide, lock bumpers and move together after the collision.this collision is known as perfectly inelastic collision.

Iwould say the answer is d