If the roller coaster is on Earth,then you feel them all the time.
There is a few principals that are looked at when building a roller coaster. Some principals that are looked at are what keep coaster cars flying around on their tracks, the tolls that keeps everything running and the forces that make the ride fun.
All Roller Coaster Tycoon games are computer games
Sheikra is not a scary roller coaster because when you do the drop you feel nothing at all.
Intamin AG, Bolliger and Malibard and Vekoma are all Roller coaster designers and builders.
With all wooden parts.
All of them do
it only uses energy to go up at the start and the rest is just gravity doing all the work
That depends on the roller coaster. Different roller coasters hold different amounts of people and are not all the same. Normally the capacity of a roller coaster is around 1,500 - 2,000 riders per hour.
Well, to understand what a roller coaster does you will need to understand what a roller coaster is. A roller coaster is a small vehicle that runs along a fixed track. What a roller coaster does is move along that fixed track at very high speeds, and many people find this very thrilling And if your wondering how a roller coaster works Well, there are 2 types of roller coaster, most commonly the Chain Lift, The chain lift works by hooks on the bottom of the roller coaster car that hook on to a roller chain (the type of chain you would find on a bicycle) and the chain pulls you all the way to the top of the big hill, This is the part where you hear all the clicking. As you start going down the big hill the hooks simply slide out of the chain and gravity starts to take over, but the roller coaster can stay moving because of Kinetic energy and Potential energy. So the 3 things that are very important to a Roller Coaster are Kinetic energy, Potential energy, and gravity. A roller coaster works sort of like rolling a ball down a hill. For info on the launched roller coaster check out the related links.
It depends on which type of roller coaster. Some of then use a magnet to get their speed. Other use a pressure, or they just let gravity do all the work.
There is no answer to this question! Roller coasters are built all the time, around the world!