A shopping cart moves with a kinetic energy of 40 J. If it moves at twice the speed, its kinetic energy is

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A shopping cart moves with a kinetic energy of 40 J. If it moves at twice the speed, its kinetic energy is

A shopping cart moves with a kinetic energy of 40 J. If it moves at twice the speed, its kinetic energy is
A) 40 J.
B) 80 J.
C) 160 J.
D) not enough information

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