It's About Time
Defy Gravity
Test the limits of gravity while encouraging full class participation with this thrilling lesson. Pupils investigate the meaning of work and how it is equivalent to energy. They explore the joule and apply it as a unit of work. They...
NASA
Nasa: Weight and Balance Forces Acting on an Airplane
The effects of forces exerted on an airplane wing are discussed both conceptually and mathematically. Illustrations and sample problems and solutions are provided.
University of Minnesota
The Physics of Flight: Bernoulli's Principle
Discusses air flow around the wing of a plane and its effect upon the lift and drag forces. Focuses on the application of Bernoulli's principle to wing design and the subsequent airfoil shapes.
Museum of Science
Museum of Science and Industry, Chicago: Activities: Make and Fly a Helicopter
Print and cut out the template for the helicopter. Then experiment with adding and subtracting weight, or changing the shape of the copter or the blades to see what makes it fly best.