Table

Source of Knowledge of Interiors

Direct sources Indirect Sources
The surface rocks or rocks we get from mining Meteors as they are made up of same materials as, or similar to our planet.
Molten material (mangma) from volcanic eruptions Other important sources include :
  1. Gravitation
  2. Magnetic fleld
  3. Seismic activity
Observations from scientific projects such as : “Deep ocean Drilling Projeet” and “Integrated Ocean Drilling Projeet”. –
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