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Answer :

Adioabiolago

Over the course of the 4 hours for which farmer Joe's tractor is pulling the heavy plow, the plow is gaining energy by virtue of its displacement --termed the Kinetic energy.

According to the question, Farmer Joe drives the tractor for 4 hours.

However, the tractor is connected to a heavy plow and is used to pull the plow across a rocky field.

The question requires that we determine if the plow is gaining or losing energy.

  • In the plow's state of rest, prior to when it is connected to the tractor and pulled by the tractor; the plow possess a form of energy by virtue of its position termed the Potential energy.

However, the focus of the question is during the pulling action of the tractor on the plow.

  • As such, the plow now has a kinetic energy by virtue of its displacement..

Ultimately, the plow is gaining energy as it is being pulled by the tractor and now has Kinetic energy.

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