Multiple choice

In a roller coaster some potential energy is transformed into ______ instead of kinetic energy.

  1. chemical energy

  2. heat and friction

  3. electrical energy

  4. radiant energy

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In a roller coaster, mechanical energy is lost to the environment due to friction and air resistance. This energy is dissipated as heat, which is why the coaster does not return to its original height.