Marathon Runner Weight?
I have looked at the following problem and don't see how the weight of runner comes into play. I have solved the problem and my answer matches the one in the back of the book. What am I missing??
Problem
A marathon runner has the average metabolism rate of about...
I've looked at the following problem several times and have gotten stuck.
The Problem
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An earthquake-produced suface wave can be approximated by a sinusoidal transverse wave. Assuming a frequency of 0.50 Hz (typical of of earthquakes, which actually include a mixture of...
A Couple of Clarification Questions
I have a couple of questions:
-- in the 2nd "earth" equation why did you set d=1?
-- in the 2nd "moon" equation why did you set d=30/180?
I would appreciate any hints or help in solving the following two physics problems. At this point I am stuck after trying to solve the problems for a while.
1. Apollo astronauts hit a golf ball on the moon 180 meters and 30 meters on earth. Assume that the swing, launch angle, etc are the...