0
The translation of the English word, 'Roller Coaster' is..
Roller Coaster
Roller coaster's doesn't take the place of anything but it shows possession.
Example: roller coaster's design
The slope of a roller coaster describes how steep the roller coaster is. Knowing the angle of the slope will tell you how steep a roller coaster is.
roller coaster
Roller Coaster = rodilyo