I would not do that. Read all the posts starting on page one being maintained by
@rteetz - so just the first few posts. Then skip to the posts starting on May 27 when Pandora opened.
Looks like
@hiroMYhero answered the abbreviations.
NRJ is like It's a Small World. No drops. Gentle boat ride. Will be fine for you.
FOP is not like anything. Totally new. It has
simulated drops but you do not actually drop. The best comparison of this is the Soarin ride at Epcot. It may not be a good choice for you. Each person is different.