Sketch a graph of position versus time for part 2 of the friction block experiment. Approximate the y
intercept and the shape as well as you can. Then sketch a graph of velocity versus time for part 2 of
the experiment. Approximate the graph's yintercept and its shape as well as you can. Include the
slope of the line on the graph.
Answers: 2
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Which of these has some mechanical energy? a. an atom b. heat inside earth c. a book on a shelf d. the fire from a lit match
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When can a theory be modified if a new type of technology allows for new observations that raise new questions? a-immediately, while the questions about the theory are being asked b-after new hypotheses related to the theory are tested in experiments c-only after the new observations disprove all parts of the theory d-while scientists begin to think about how the theory could improve
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Which of the following statements are evidence that gases do not always behave ideally? check all that apply.? a. co2 gas becomes dry ice (solid co2) at 1 atm and –78.5 °c. b. when two gases are mixed, they follow dalton\'s law of partial pressures. c. at 4 k and 1 atm, helium is a liquid. d. it is impossible to compress a gas enough so that it takes up no volume.
Answers: 3
Sketch a graph of position versus time for part 2 of the friction block experiment. Approximate the...
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