Geophysics or Geochemistry ?

[ahmedhasan]

Dear all

I wanna to make decision of my future major but still I am not sure of my choice . Can you advice me please of what to choose between these two ? Can you explain what are these major exactly about ? What are their basis ( Math , physics , chemistry and etc ) ?

Thank you

your brother Ahmed

[ahmedhasan]

of course it's about petroleum geochemistry and geophysics