Guitar question: where to learn the basics?

Question

were can i find a free website were to explain

E/------------------------------------...

B/--7h9h10h15p10p9p7-----------------

G/---------------------------------14p...

wat the "p" stands for wat the "h" stands for and all the rest

Answer 1

p = pull off (pull finger off quickly)

h = hammer on (put finger down quickly)

you don't have to strum as much when you do these

Answer 2

i found a really nice site. the guy who teaches has played with many great acts

www.justinguitar.com