CRT and an oscilloscope Whiteboard presentation Play

Current and electrical charge Student activity Play

Current in gases Animation Play

Current in gases Whiteboard exercise Play

Current in gases Student activity Play

Current in liquids Animation Play

Current in liquids Whiteboard exercise Play

Current in liquids Student activity Play

Damped oscillations Student activity Play

Damping Animation Play

Development of atomic theory. Radioactivity Whiteboard presentation Play

Development of atomic theory. Radioactivity Class activity Play

Dielectric constant Student activity Play

Dielectric constant Animation Play

Dielectric constant Animation Play

Dielectric constant Whiteboard exercise Play

Diode Class activity Play

Diode Whiteboard presentation Play

Direction of spontaneous reaction Animation Play

Discharging a battery. Accumulators. Animation Play

Discharging a battery. Accumulators. Whiteboard exercise Play

Discharging a battery. Accumulators. Student activity Play

Discovery of electron Animation Play

Discovery of elementary particles Student activity Play

Discovery of proton Animation Play