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What property is a characteristic of a substance that can be observed and does not change the identity of the substance
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Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant
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How is coal extracted from mountaintop removal mines? a. dynamite is used to create underground tunnels where miners go to extract the coal. b. dynamite is used to break apart rocks and then draglines are used to remove the broken rock and reach the coal. c. coal in mountaintops is extracted by digging strips in the landscape to reach the coal. d. placer deposits in mountain river bottoms are removed by
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What is the potential energy of stretched spring, if the spring constant is 40 N/m and the elongatio...
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