Physics HW help!

[YoYoBabyYo]

I was never good at Physics, so when my friend asked me for help, I rather not answer.

Can anybody help solve this problem?

http://img19.imageshack.us/img19/8836/2129793890811040445ovy1.jpg

My friend thanks everyone that contributes.

 

[Eeezee]

Are you kidding? I expected something difficult, but you can find the answer to that in just about any introductory textbook

Part b has astoundingly stupid options. It's right there in the graph!!!

BTW way to go on limewire, you suck at teh piracy

Literally, if you open your book to the index you can find the answer to this in maybe 5 minutes tops

 

[Omegachi]

quit school now. seriously.

 

[Rip the Jacker]

Ok. Got it.

The answer is..

WHY THE FUCKK DO YOU HAVE 2 INSTANCES OF FIREFOX OPEN? DO YOU NOT USE TABS?