Exhilarating POV ride on the world's steepest rollercoaster (5k video)

Build a Paper Roller Coaster | STEM Activity

SOLVED: A roller coaster is completing a loop the loop maneuver: As it is upside down along the bottom side of the top of the tracks, (a) draw a free body diagram for each object; (b) write down the components of each vector; and (c) write down the equations of motion that emerge from Newton's Second law:

Why roller coaster loops aren't circular.

Roller coaster malfunctions with riders stuck spinning backward

Roller coaster riders stuck upside down