Compare and contrast a compound and a mixture

A compound is combining two or more substances chemically and it’s pure with a new substance forming, a mixture is combing two or more substances into one physically its impure and no new substances form

“other instruments such as gravimeters and magnetometers are also used in the search for petroleum. extracting crude oil normally starts with drilling wells into an underground reservoir. when an oil well has been tapped, a geologist (known on the rig as the "mudlogger") will note its presence. “ this is what i found on google i hope it