MCAT Question of the Day
    •

    Q:

    		 An object of 3 kg enters is accelerated on a rail to 1000 m/s. The object is released and travels freely for 100 m before impacting a lead wall. At the moment of impact, 250,000 J are released. How much energy was lost from the time of release until the time of impact?
    		 

    A

    		 0 J

    B

    		 250,000 J

    C

    		 1,250,000 J

    D

    		 1,500,000 J



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