How much of a "drop" (slope?) is needed for a stream???

[Lisaebetten]

Technically, no slope is needed.

Oh Darn I saw you replied to a post I'm watching and was already starting to laugh....then all you said was this??? Bummer

 

[Amy]

Kinda like right now when I spilled my glass of water right after hitting post reply and it spewed all over the other side of my desk... Dag nabbit

Lol Now that's dedication to researching and giving the correct answer!