Roller coasters rely on two types of energy to operate: gravitational potential energy and kinetic energy. Gravitational potential energy is the energy an object has stored because of its mass and its ...

Add Yahoo as a preferred source to see more of our stories on Google. When she was in seventh grade, Rogers State University junior Olivia Graham fell in love with science and math on a field trip.

With nothing but paper, tape, and a marble as a test vehicle, engineering students at Tyler ISD’s Career and Technology Center put their designs to the test, building roller coasters filled with loops ...