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Asmall metal bar, whose initial temperature was 10Ā° c, is dropped into a large container of boiling water. how long will it take the bar to reach 70Ā° c if it is known that its temperature increases 2Ā° during the first second? (the boiling temperature for water is 100Ā° c. round your answer to one decimal place.) sec how long will it take the bar to reach 98Ā° c? (round your answer to one decimal place.)
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Aray of light traveling parallel to the principal axis of a concave mirror will be reflected through the mirror's
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Acar moves a distance of 50.0 km west, followed by a distance of 64.9 km north what was the magnitude of the displacement of the car, in units of kilometers?
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Physics, 22.06.2019 04:30
Which of the following is not a characteristic of s waves? a. travel slower than p waves. b. cannot be detected in locations more than 105Ā° from an earthquakeās epicenter. c. travel through solids and liquids. d. only affect coastal regions.
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