In the Earth Science Reference Tables (you can find them at google), on pg 11 on the bottom where there's the Earthquake Travel Time Graph, on the y-axis, what does each box equal? like for the x-axis, each box between 1 and 2, and 2 and 3 is 200 km, what what about the boxes on the y-axis?
1 answer
never mind, I got it..does it take a P-wave about 5 minutes 40 seconds to travel 3000 km?