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08-26-11 hw (211)

08-26-11 hw (211) - had to be abandoned"-M Jammer in...

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Physics 211 – Homework #2 Due: Monday, August 29 1-8) Pick three of the following five quotes and critique each in light of your class consensus about Reality and Science. Explain how they do or do not agree. "Reality is that which, when you stop believing in it, doesn't go away." -- Philip K. Dick The trouble with reality is it leaves a lot to the imagination -- John Lennon
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"Now there are two theorems that form together the cardinal hinge on which the whole structure of physical science turns. These theorems are: (1) THERE IS A REAL OUTER WORLD WHICH EXISTS INDEPENDENTLY OF OUR ACT OF KNOWING, and, (2) THE REAL OUTER WORLD IS NOT DIRECTLY KNOWABLE." --M. Planck in Where Is Science Going? , 1932. (EMPHASIS in the original) "As a result of modern research in physics, the ambition and hope, still cherished by most authorities of the last century, that physical science could offer a photographic picture and true image of reality
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Unformatted text preview: had to be abandoned." --M. Jammer in Concepts of Force , 1957. "Physical concepts are the free creations of the human mind and are not, however it may seem, uniquely determined by the external world."--A. Einstein in The Evolution of Physics with L. Infeld, 1938. Name:________________________ Class:____________ Date:_______ We are going to be looking at graphs shortly, so here are some review questions about graphs. You are not evaluated on correctness, just completeness. (b) is the slope: increasing , descreasing , or staying the same . How do you tell? (b) is the slope: increasing , descreasing , or staying the same . How do you tell? 1-16) For the graph shown at the right, (a) is the slope: positive , negative , or zero . How do you tell? 1-17) For the graph shown at the right, (a) is the slope: positive , negative , or zero . How do you tell? y x y x...
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