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University Physics with Modern Physics 2nd Edition By Wolfgang Bauer, Gary Westfall
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University Physics with Modern Physics 2nd Edition By Wolfgang Bauer, Gary Westfall
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University Physics with Modern Physics 2nd Edition By Wolfgang Bauer, Gary Westfall
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Test Bank For University Physics with Modern Physics2nd Edition By Wolfgang Bauer, Gary Westfall
Physics - ANSWER: The study of matter and motion.
Natural philosophy - ANSWER: An attempt to explain the behavior of the universe
through philosophical speculation; body of knowledge accumulated since ancient
times.
Scientific method - ANSWER: Iterative process for going from observations to
validated theories.
The Scientific Method Steps - ANSWER: 1. Observation
2. Induce- start to ask questions; why?
3. Hypothesis
4. Deduce- Try to explain why
5. Prediction- Guess what is going yo occur
6. Test- perform the experiment and test your hypothesis
Hypothesis - ANSWER: A tentative explanation of an observed phenomenon.
Law - ANSWER: Tells what happens under certain circumstances; expressed in the
form of relationships between observed quantities.
Theory - ANSWER: A thoroughly tested explanation of a natural phenomenon, one
that can be verified by experiments.
Science is always changing - ANSWER: Laws and theories are tentative
Model - ANSWER: A simplified conceptual representation of some phenomenon.
Hidden assumptions - ANSWER: Assumptions made without being aware.
How to address if your observations made do not match your hypothesis - ANSWER:
1. Rerun the test to see if it is reproducible
2. Revise the hypothesis, rethink the assumptions that went into it
3. Reexamine the original observation that led to the hypothesis.
Symmetry - ANSWER: An objects exhibits symmetry when certain operations can be
performed on it without changing its appearance.
Rotational symmetry - ANSWER: If you can rotate an object less than 360 degrees
and the object looks like it did before you turned it, then the object has rotational
symmetry.
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