| physical property of the earth(noun, expression, form, study, science) |
| plate tectonics(noun, expression, form, study, science) |
| post-glacial rebound(noun, expression, study, science, determination) |
| precession of the equinox(noun, expression, form, study, science) |
| precipitation(noun, study, science, determination, field) |
| primordial heat(noun, expression, form, study, science) |
| quantitative method(noun, expression, form, study, science) |
| radioactive decay(noun, expression, study, science, determination) |
| radiometric dating(noun, expression, study, science, determination) |
| reflection seismology(noun, expression, study, treatment, science) |
| region of the Earth(noun, expression, study, science, determination) |
| rock formation(noun, expression, form, study, science) |
| salinity(noun, study, science, determination, field) |
| seafloor spreading(noun, expression, study, science, determination) |
| seismic refraction(noun, expression, study, treatment, science) |
| seismic wave(noun, expression, study, treatment, science) |
| seismograph(noun, study, treatment, science, knowledge) |
| shape of the earth(noun, expression, form, study, science) |
| solar-terrestrial relation(noun, expression, form, study, science) |
| solar wind(noun, expression, study, treatment, science) |