Work

What is the formula for calculating work?

• Work = force + distance

• Work = force / distance

• Work = force x distance

• Work = distance / force

If a forklift moves a 1023N box 34m across a warehouse floor, how much work is done?

• 34,782J

• 3,478J

• 347,820J

• 34.78J

How much work is done by a person who uses a force of 27.5N to move a grocery cart 12.3m?

• 338.25J

• 3382.5J

• 33.825J

• 3.3825J

If 55,000J of work is done to move a rock 25m, what force was applied?

• 2,200N

• 220N

• 22,000N

• 2200J

What distance did a piano move if a combined force of 489.5N is applied and the work done is 1762.2J?

• 3.6m

• 36m

• 0.36m

• 360m

Calculate the amount of work done when moving a 567N crate a distance of 20 meters.

• 11,340 J

• 1,134 J

• 113.4 J

• 1,134,000 J

If it took a bulldozer 567.6 joules of work to push a mound of dirt 30.5 meters, how much force did the bulldozer have to apply?

• 18.61 N

• 186.1 N

• 1.861 N

• 1861 N

A frontend loader needed to apply 137N of force to lift a rock. A total of 223J of work was done. How far was the rock lifted?

• 1.63 m

• 16.3 m

• 0.163 m

• 163 m

A boy applied a force of 2,550N on his St. Bernard dog who is sitting on the boy's tennis shoes. He was unable to move the dog. How much work did he do trying to push the dog?

• 0 J

• 255 J

• 2,550 J

• 25,500 J

If a long distance runner with a weight of 596.82 Newtons does 35,674.7 joules of work during a portion of a race, what distance will she cover during that portion?

• 110 m

• 11 m

• 1.1 m

• 1,100 m