160 lb. a college student consumes a bowl of cereal containing 750 Calories in the morning. He then sits quietly in class for 4 hours and then goes for a 30-minute run. How many Calories did he use, and was it more or less than he consumed?

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glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.