| conductivity(noun, study, science, determination, field) |
| core(noun, study, treatment, science, knowledge) |
| core-mantle boundary(noun, expression, study, treatment, science) |
| cosmic ray(noun, expression, study, treatment, science) |
| crust(noun, study, science, determination, field) |
| cryosphere(noun, study, science, determination, field) |
| dawn chorus(noun, expression, study, treatment, science) |
| dipole(noun, study, treatment, science, knowledge) |
| earth's composition(noun, expression, form, study, science) |
| earth's dynamics(noun, expression, form, study, science) |
| earth's internal structure(noun, expression, form, study, science) |
| earth's shape(noun, expression, form, study, science) |
| earth current(noun, expression, study, treatment, science) |
| earth ellipsoid(noun, expression, study, science, determination) |
| electrical resistivity(noun, expression, study, treatment, science) |
| electromagnetic induction(noun, expression, study, treatment, science) |
| electromagnetic wave(noun, expression, study, treatment, science) |
| environmental protection(noun, expression, form, study, science) |
| equator(noun, study, science, determination, field) |
| evaporation(noun, study, science, determination, field) |