In this lesson, young scholars make predictions about falling objects of different sizes and masses to learn about gravity and air resistance. Includes audio vocabulary list and extension activities.

Investigate motion using straws and two soda cans.

What is force? Illustrated discussion of how force is calculated and three familiar types.

An interactive Java applet from the University of Utah that allows users to investigate the effect of the coefficient of friction on the motion of a block sliding down an incline. Initial height of the block and the friction coefficient...

An interactive Java applet from the University of Utah that allows users to investigate the effect of the coefficient of friction on the motion of a block sliding down an incline. Initial height of the block and the friction coefficient...