I'm doing a 2min. Presentation to the class and I need to find information about prepositional adverbs, but what site should I go.

Answer 1

A prepositional adverb is also part of what is termed "phrasal verbs."
http://en.wikipedia.org/wiki/Prepositional_adverb

Here are two lists of phrasal verbs, all of which have a preposition at the end (but no a prepositional phrase).

http://grammar.ccc.commnet.edu/grammar/phrasals.htm

http://www.eslcafe.com/pv/