Cotton is lighter than iron .why?
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Acoyote chasing a rabbit is moving 8.00 m/s due east at one moment and 8.80 m/s due south 4.25 s later. let the x axis point due east and the y axis point due north. find the direction of the coyote's average acceleration during that time.
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How much energy must a refrigerator absorb from 225 g of water so that the temperature of the water will drop from 35°c to 5°c
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