Answer:
Science is an attempt to explain natural phenomena. People from all cultures contribute to science. Scientific knowledge, while durable, has a tentative character. Scientific knowledge relies heavily, but not entirely, on observation, experimental evidence, rational arguments and scepticism.
Explanation:
At four he is the highest, with the most potential energy, when he reaches 3 he will have the most kinetic energy as he is in the process of turning all the potential energy to kinetic, as he reaches 3 and 2 he loses all the kinetic energy, when he is at one, and not in motion ha has only potential nergy that is un-used.
For the answer to the question above, I believe the answer is "PLACENTA"this organ develops in your uterus during pregnancy.
<span>the placenta provides oxygen and nutrients for your baby's growth and removes away the waste products from the baby.
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This process requires large volumes of water to pass through absorption surfaces to get enough oxygen into their bodies using their mouths and gills. These body parts work like a pump to keep water moving over the gas absorption surfaces of the gills.
A dentist's chair works by using a hydraulic system. A large piston presses hydraulic fluid into tubes that vary in size. This piston allows the fluid to move into tubes and create lift.
