A boy accelerates a 10 kg wagon from a velocity of 2 m/s to 4 m/s. How much work does the boy do on the wagon?

60J

Explanation:

I just got it right on USA Test Prep

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

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