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arsen [322]
3 years ago
13

A boy weighing kilograms is riding a skateboard. He’s moving at 2 meters/second and has 40 joules of kinetic energy. He doubles

his speed when he sees his friends ahead of him. His kinetic energy at the faster speed is 80 joules. How much does the bo weigh
Chemistry
1 answer:
tester [92]3 years ago
8 0

Answer:

80 is the correct answer i think I'm not sure

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