Homework Help: Earth Science

Posted by ? on Saturday, January 12, 2013 at 10:32pm.

Seismic waves move faster through which of the following media?
a.) water
b.) steel
c.) oxygen
d.) oil
Please answer my study guide is due Monday and the teacher hasn't gone over this I looked through my notes and everything. It would really help if you answer...Please answer my other ones!

Earth Science - Emma, Saturday, January 12, 2013 at 11:03pm
A. Water
Earth Science - DrBob222, Sunday, January 13, 2013 at 12:20am
I don't believe water is correct. Here is a site that tells you that the speed of sound is greater in water than in air and greater in iron than in water. Steel is mostly iron.
http://en.wikipedia.org/wiki/Speed_of_sound
Earth Science - ?, Sunday, January 13, 2013 at 2:49pm
thankyou
those are the only choices so I am going with water
Earth Science - ?, Sunday, January 13, 2013 at 2:49pm
thankyou
those are the only choices so I am going with water

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