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During a very cold winter, water pipes sometimes burst because: a. the ground contracts when colder, pulling pipes apart b. water expands when freezing c. water contracts with freezing d.none of the above
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What is the best type of graph to use for showing a comparison of temperatures?
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A copper-nickel alloy of composition 70 wt% Ni-30 wt% Cu is slowly heated from a temperature of 1200degree C (2190 F). (a) At what temperature does the first liquid phase form? (b) What is the composi
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