Cartesian Science and Newton
1.According to Descartes, what is the quantity of motion of a body? Why must the quantity of motion in the universe be preserved?
2.God: does he have any role in Cartesian science?
3.According to Descartes’ first law of motion, would bodies,once set in motion, naturally slow down and stop? How does Descartes think we know the first law of motion? Do we get to know it by sense experience or by the understanding?
1. The quantity of motion of a body is the product of the size of body and it speed. The quantity that is once created by God must be there forever in the universe as he keeps the laws same
2. Yes, God has role in keep the quantity constant by using the principle of conservation and laws that he used to govern the unverse.
3. No, accoding to descartes' first law of motion, the body will continue to move forever unless it is impeded by somethig extrinsic. We get to know the first law of motion by sense of experience.
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