It depends on how they are designed.
It is the one in china
The voyage roller coasters top speed is 67.4mph
about 87 miles per hour
The noun 'roller coaster' has no standard collective noun since most roller coasters are not in a group. However, a collective noun is an informal part of language. Any noun the fits the situation can function as a collective noun; for example, a scream of roller coasters, a maze of roller coasters, a park of roller coasters, a tour of roller coasters, etc.
The ringracer, worlds fastest roller coaster, goes up to 135 mph.
Actually, you can breath on roller coasters.
Roller Coasters are awesome. Roller coasters are fun simply because a lot of people love the feeling you get in your stomach. People call it "Butterflies". Also, feeling the wind in your face and the sun on your cheeks on a nice sunny day is perfect. Another reason is because the fast speeds of the roller coaster are what make it so fun. If you don't like roller coasters, then wow... you're missing out on a lot of fun!!!!!
Yes, there are roller coasters at Wisconsin Dells.
Roller coasters are much safer than skydiving. Roller coasters breakdown very rarely and deaths hardly ever happens. When you go skydiving so much can go wrong. You may hit a tree, not deploy your parachute fast enough, or have a crash landing.
There is 4 roller coasters. Aftershock, Timber Terror, Tremors and the Corkscrew. Which all of the roller coasters are awesome!!!!!!!
A website I always go to for my info on roller coasters is ultimaterollercoaster.com
California has the most roller coasters with 78.