CONTEXT-RICH To work off a large pepperoni pizza you ate

Chapter , Problem 61

(choose chapter or problem)

CONTEXT-RICH To work off a large pepperoni pizza you ate on Friday night, on Saturday morning you climb a 120-m-high hill. (a) Assuming a reasonable value for your mass, determine your increase in gravitational potential energy. (b) Where does this energy come from? (c) The human body is typically 20 percent efficient. How much energy was converted into thermal energy? (d) How much chemical energy is expended by you during the climb? Given that oxidation (burning) of a single slice of pepperoni pizza releases about (250 food calories) of energy, do you think one climb up the hill is enough?

Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.

Becoming a subscriber
Or look for another answer

×

Login

Login or Sign up for access to all of our study tools and educational content!

Forgot password?
Register Now

×

Register

Sign up for access to all content on our site!

Or login if you already have an account

×

Reset password

If you have an active account we’ll send you an e-mail for password recovery

Or login if you have your password back