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A freight train rolls along a track with considerable momentum. If it rolls at the same speed but hastwice as much mass, its momentum isa. zero.b. doubled.c. quadrupled.d. unchanged.
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A freight train rolls along a track with considerable momentum. If it rolls at the same speed but hastwice as much mass, its momentum isa. zero.b. doubled.c. quadrupled.d. unchanged.

User Alberto Gaona
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Its Momentum Would Be Doubled

User Fixxxer
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