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In positive numbers less than 1, the zeros between the decimal point and a non-zero number are blank significant
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An object's buoyant force and weight mean the same thing.a. trueb. false
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At 20∘c, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12×10−6 k−1 and23×10−6 k−1 respectively.
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TRUE or FALSE: Feeling "weightless" can be the result of accelerating downwards towards Earth.
A....
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