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Roller Coasters

A famous amusement ride, the roller coaster is an elevated railway usually with steep inclines and sharp curves, including one or more vertical loops. Patented by LaMarcus Adna Thompson, the first underfriction roller coaster was developed in 1919.

1,279 Questions

Do roller coaster have engines?

No, they are not powered (they need chains or launchers to get up the first hill) and therefore, they do not have engines.

What does it mean by a roller-coaster ride as an idiom?

If you think about this, you can figure it out. A roller coaster is a fast, scary ride. If something is like a roller coaster ride, it would be a very busy experience that is fun, but also slightly scary.