Physics

Problem

Four carts move along a straight, level track. Their masses and speeds are: • Cart A:

2\,\text{kg}

4\,\text{m/s}

• Cart B:

4\,\text{kg}

2\,\text{m/s}

• Cart C:

1\,\text{kg}

6\,\text{m/s}

• Cart D:

3\,\text{kg}

3\,\text{m/s}

Which ranking correctly orders the carts from greatest to least translational kinetic energy? a) D

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C b) C

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B c) C

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B d) B

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