After discussing energy transformations in your classroom, have students test their understanding of energy transformations.
Cat-Traption - What Happened? Worksheet
which may be used as a homework assignment or in computer lab in conjunction with viewing the animation.
Cat - Traption Action Questions Worksheet
which may be used with the online animation or independently.
Extensions of this lesson:
Building Rube Goldberg machines
Adapted from Science in Focus: Energy from Annenberg Media.