Curated OER
Perching Parrot
Pupils explore the concepts of center of mass and static equilibrium by seeing how non-symmetrical objects balance. They also analyze why all forces on an object must cancel out exactly for an object to be stationary.
OpenStax
Open Stax: Stability
From a chapter on Statics and Torque in a Physics textbook. This section of the chapter discusses the types of equilibrium, and describes stable, unstable, and neutral equilibriums. Includes questions, problems and exercises.
TeachEngineering
Teach Engineering: Perching Parrot
Students explore the concepts of center of mass and static equilibrium by seeing how non-symmetrical objects balance. Using a paper cut-out shape of a parrot sitting on a wire coat hanger, they learn that their parrot exists in stable...