When you finish an essay, you hand it in to your tutor. To hand out means to distribute.

A lecturer who directs your research is your supervisor. An administrator works in an office.

Research is investigation into a subject. A discovery reveals something new (it can be the result of research).

A course is a program of lessons or lectures. A scholarship is funding for a course from an organisation.

A campus is a group of university buildings all on the same site. Not all universities have a campus.

Seminar is a meeting about learning something

A talk is more informal, and usually on a subject of general rather than academic interest.

A thesis is a very long piece of academic writing. An article is a short piece for a newspaper or magazine.

A lecturer gives lectures. A tutor has one-to-one tutorials with you. A lecturer may also be a tutor.

What's the difference between taking notes and making a note? You take notes in a lecture. Making a note is writing one note about something you don't want to f

An dissertation is much longer than an essay.

A professor is more senior. She/he is often the head of the department.