What body of land is smaller then the contenent and is completely surrounded by water

3 answers

An island.
what's the nothermost and the southernmost points in the world called?
It looks as if you need to learn to use a good search engine.

Go to http://www.google.com and enter the following:

northernmost point of world

southernmost point of world

You can do this with all your questions although you may have to tweak the search words occasionally.

If you need further help learning how to search, including how to choose good search terms, go here and scroll down to the links under HOW TO SEARCH THE INTERNET:
http://hanlib.sou.edu/searchtools/

=)