how geophysicist detect the presence of minerals and oil

[Audio] Hi everyone Today our topic is How Geophysicists detect the presence of minerals and oil.

[Audio] Geophysicists use sensitive instruments called gravimeters to detect small variations in gravity when they search for new deposits of ore or oil. Gold and silver deposits increase the value of gravity, while deposits of oil and natural process decrease gravity..

[Audio] Thanks for watching us. Bird's eye view of the oil platform at sea.