OK Surfers, How Much Would It Cost to Power Your Own Wave?
.jpg "OK Surfers, How Much Would It Cost to Power Your Own Wave?")
That expression doesn’t look nice, but at least now the energy calculation is in terms of things that we actually know or can estimate. All we need to do is …
physics
All the Ways to Slow a Car (Even Some Bad Ways)
.jpg "All the Ways to Slow a Car (Even Some Bad Ways)")
Since the vehicle is moving up the incline and gravity only pulls straight down, there is a component of this force that pulls in the opposite direction as the velocity …