Without air resistance, all objects would fall with the same acceleration, regardless of mass.
Gravity is the force that causes objects to fall.
Air resistance, a type of friction, works against gravity to decrease the acceleration of a falling object. Materials Procedures Adaptations Discussion Questions Extensions Evaluation Suggested Readings Links Vocabulary Academic Standards Credit Printable version of the lesson plan in rich text format. An encyclopedia or a computer with Internet access should be available to students. Back to Top 1. Ask your students if they predict that a heavier or larger object, if dropped from a height, will fall to Earth faster than a lighter or smaller object.