An archer exerts an average horizontal force of 12N on a bow-arrow system while pulling the bow string with arrow back 0.30m from the resting point. If arrow’s mass is 0.45kg, what is the horizontal speed of the arrow when it leaves
the bow? [4.0m/s]

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.

The answer which is not a detail carson used to describe the pool in the cave at low tide is b.  hundreds of periwinkles browse the branches and roots of the trees.