Recent content by jtcnyc

Thanks so much for your reply. Sorry to take so long to respond (and express gratitude). In trying to look at these ideas pretty simplistically, your explanation of the ways in work (energy?) is being generated (or lost) is helpful. It sounds like I'm overly complicating things because of...

This is a bit out of my league, so I'm sure you'll point out if I'm on the right track here... I'm doing negative work against the car, but the car is doing positive work against me, since I'm being displaced in the same direction as the force being applied by the car? I'm sorry, I'm not...

Homework Statement In terms of mechanics, does negative Work produce negative Power? If so, what is negative mechanical Power? Homework Equations W=F*d P=W/t The Attempt at a Solution I know if a car is rolling downhill and I try to push against it, but I end up getting pushed...