A group of students are designing a roller coaster to investigate energy transformation from one form to another Materials About 2 foam tubes cut into half, paper cups, wood, glass and metal marbles, plastic boxes, masking tape,
Step 1. Cut the foam tubes lengthwise into half.
Step 2 - Stack two paper cups one on top of the other above the plastic boxes.
Step 3 - Attach one end of the foam tubes on the paper cups using a masking tape.
Step 4 - Twist the foam tube and stick it at the other end to the floor with masking tape in order to design a roller coaster
Step 5 - Place one paper cup horizontally aligned to the end of the foam tube secured on the floor with the masking tape.
At which position will the marble have the LEAST Potential energy?