How do scientists work out how the inside of a planet is structured, it’s size, density and temperature, and how much

How do scientists work out how the inside of a planet is structured, it’s size, density and temperature, and how much do we know about the structure of other planets?

Posted on June 20, 2013 by in Question. Comments Off on How do scientists work out how the inside of a planet is structured, it’s size, density and temperature, and how much