What is the central idea of paragraph 3? O A. Learning about roller coasters is a fun and
efficient way for students to experience how
potential and kinetic energy work.
OB. Students can easily figure out the kinetic
energy of a roller coaster car they know the
weight and height of the car off the ground.
C. Roller coasters display potential energy when
the car is at the top of the hill and kinetic
energy when it is rushing down the hill.
O D. Students should be excited about all the
potential energy there is when their car pauses
at the top of the hill of a roller coaster.