Some of them do. Like Legoland, or Universal Studios.
Yes, it is!
Like, Cedar Point, Six Flags, Michigan's Adventure or Disney World. giving an example to a question dose not by it's self clarify it...Amusement is defind as a feeling of delight at being entertained...
hershey candy that's all i know
they are both equal i guess cause everyone is different and water parks are in water while amusement park are on land...