Tuesday

July 22, 2014

July 22, 2014

Posted by **please help(:** on Wednesday, November 4, 2009 at 1:50pm.

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 -
**bobpursley**, Wednesday, November 4, 2009 at 1:57pmNone of these do work. Is the weight in the direction of the movement? Ans: No

all are wrong.

- science -
**please help(:**, Wednesday, November 4, 2009 at 2:00pmi did all those calculations...so are the calculations wrong or is there just no order period cause none do work?

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