The force of interaction depends on the distance and the charges Student activity Play

The force of interaction depends on the distance and the charges Simulation Play

The force of interaction depends on the distance and the charges Slideshow Play

The forces that turn the frame Student activity Play

The forces that turn the frame Whiteboard exercise Play

The frequency of beats Simulation Play

The frequency of beats Student activity Play

The frequency of beats Whiteboard exercise Play

The frequency of beats Animation Play

The frequency of free oscillation Student activity Play

The frequency of the perceived wave Animation Play

The frequency of the wave perceived by the observer Animation Play

The function of a commutator Animation Play

The graphs of electric current Animation Play

The history of the stage Slideshow Play

The identification of rays Student activity Play

The image of a given electric signal Animation Play

The induced electromotive force Animation Play

The instruments used for observation of the sky Slideshow Play

The intensity of a wave Class activity Play

The intensity of a wave Whiteboard presentation Play

The interaction between radiation and matter Student activity Play

The law of refraction Student activity Play

The Law of Wave Reflection Animation Play

The Law of Wave Reflection Whiteboard exercise Play