Answer:
They investigated Hooke's law.
Explanation:
A hypothesis is an educated guess.
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Answer:
Blood enters the right atrium and passes through the right ventricle. The right ventricle pumps the blood to the lungs where it becomes oxygenated. The oxygenated blood is brought back to the heart by the pulmonary veins which enter the left atrium. From the left atrium blood flows into the left ventricle.
Explanation:
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At a boundary where plates slide past each other
In uniform motion, the path is a straight line, and the object r moving along it at a constant speed.