When Sir Ernest Shackleton posted his ad in a British newspaper for adventurers to join his expedition to the South Pole it read: "Men wanted for hazardous journey. Small wages, bitter cold, long months of complete darkness, constant danger, safe return doubtful. Honor and recognition in case of success." Our journey won't be quite as tough, but it will take some dedication on your part if you want to finish in a reasonable amount of time. So before we can get started, I need to know a little about you to make sure you will make a good research assistant on our voyage.Now that you have been accepted as a member of the crew and have a work schedule planned, you need to get an idea of some of the things you will be doing onboard the ship.

Marine science is a combination of many different sciences and requires skills from many subjects, such as art, math, and social studies. Throughout your voyage, your duties will include making observations, asking questions, and solving problems. You will be expected to convey your findings to your fellow crew members and your captain.

A theory is a proposed set of statements or principles used to explain a group of facts or natural phenomena. No matter how well one theory fits, upon the discovery of new evidences, a new theory might fit as well or better. In science, the testing, revising, and occasional discarding of theories, new and old, never ends.cientific theories are studied by many scientists all over the world. These