science

posted by .

Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure.

1. pushing a box of math books weighing 600 newtons a distance of 20 meters
12000J

2. pulling a television weighing 400 newtons down a hallway of 35 meters
14000J
3. pushing a stalled truck weighing 7,500 newtons a distance of 0.4 meters
3000J
4. carrying several textbooks weighing 130 newtons, over the course of a semester, for 5,000 meters
650000J
i am quite confused... would it be 4,2,1,3 or is that wrong? and why?

  • science -

    None of these do work. Is the weight in the direction of the movement? Ans: No
    all are wrong.

  • science -

    i did all those calculations...so are the calculations wrong or is there just no order period cause none do work?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. ipc

    Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of …
  2. science

    How much work will be necessary for the band members to move the new 120 kilogram amplifier to the garage where they practice, if they were to slide the amplifier a distance of 35 meters on a frictionless surface at an acceleration …
  3. science

    Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of …
  4. physics help please

    a horizontal force of 8.0 newtons is used to pull a 20.-newton wooden box moving toward the right along a horizantal, wood surface, as shown. A. Determine the mass of the box. B. calculate the magnitude of the acceleration of the box.[Show …
  5. Physical Science

    Find the work done in pushing a 120 kg box for 5 meters across the floor. W=F * D (F=m*g) a. 600.0 J b. 5,880.0 J c. 5,008.8 J d. 601.5 J
  6. Physical Science

    Find the work done in pushing a 120 kg box for 5 meters across the floor. W=F * D (F=m*g) a. 600.0 J b. 5,880.0 J c. 5,008.8 J d. 601.5 J
  7. science

    the janitor exerted 80 newtons of forse to push the meter-long hall against the forse of friction. then he lifted the box weighing 220 newtons onto the second shelf, which was 1 meter off the floor. How much work did the janitor do?
  8. Science

    Work or no work? Work=ForcexDistance 1. A person holding a box of potatoes. No work 2. A batter holds his bat at his side while waiting for his turn to play. No work 3. Your sister carries home her books from school. No work 4. You
  9. chemistry

    1.)Calculate the number of moles in 3.50 x 10^21 atoms of silver. Show all work. 2.) Calculate the number of atoms in 2.58 mol antimony. Show all work 3.) Determine the mass of 1.45 mol FePO4. Show all work. 4.) Calculate the number …
  10. Math

    A box manufacturer wants to produce an open box for which the volume is 2 cubic meters and the length is twice the width. What actual dimensions of he box will require the least amount of material?

More Similar Questions