Recent content by phy5ic5

I still don't quite understand what I have to plug in and where.. Like where are the A and B coming from?

i wasn't given any answer

but what would theta be? no angle was given...

I've done all the initial steps I just don't know how to get the Fn.

The only figure given was the graph.

Sorry about that- it's up there now.

file:///C:/Users/Alyssa/Desktop/graph.gif

Homework Statement A block is sent up a frictionless ramp along which an x-axis extends upward. The figure below gives the kinetic energy of the block as a function of position x; the scale of the figure's vertical axis is set by Ks = 46.0 J. If the block's initial speed is 4.50 m/s, what is...