Kids will discover that the flight of an airplane is dependent upon the balance of four forces.
General Note
Teacher's guide and student worksheet available under Additional info tag.
Also available VHS#800916.
Content Note
Four forces covers:
- GRAVITY: the force that pulls everything toward the ground
- LIFT: the force that gets an airplane off the ground
- THRUST: the force that moves an airplane forward
- DRAG: the force of wind against an airplane.