Chemistry, 01.12.2019 20:31 kellylopez7829
Against the wind a small plane flew 245 miles in 1 hour and 10 minutes. the return trip took only 50 minutes. what was the speed of the wind? what was the speed of the plane in still air?
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Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?
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