geophysics
study of physical processes and phenomena occurring in the Earth and in its vicinity, and of their characteristics
en-GB/ˌd͡ʒiːəʊˈfɪzɪks/
en-US/ˌd͡ʒioʊˈfɪzɪks/
study of physical processes and phenomena occurring in the Earth and in its vicinity, and of their characteristics