Also asked, when to use see and watch?
See and hear are usually used when you are talking about using the senses of sight and sound. On the other hand, look, watch, and listen are usually used when you are talking about paying attention to what you see or hear. Look is used to say something about where you are directing your attention.
Secondly, what is the difference between watching and observing? As verbs the difference between observe and watchis that observe is to notice or view, especially carefully or with attention to detail while watch is (obsolete|intransitive) to be awake.
Also to know, what is the difference between seeing a movie and watching a movie?
Generally, 'see' has the connotation of having gone to the movie theater and watched the movie there whereas 'watch' tends to mean to watch it in a home environment on DVD or TV.
Do give it a watch Meaning?
Yes, it just means "watch it." It's used with other things too: "give [that song] a listen," "give [this book] a read," "give [a new recipe] a try." There's a certain casualness implied; no need to rush out and see it today, but when you get a chance, give it a watch.