Question

Calculate the work done. a tractor pulls on a tree for 3 minutes with a force of 100 pounds. 1000 ft-lbs 3000 ft-lbs unknown zero it is: unknown

Answer 1

The correct answer is zero.

I understand why you got it confused on unknown bud but we all make mistakes and that's how we learn. <3 Elise

Answer 2

Unknown, since work is force times distance and it didn't say what the distance was so it is unknown.