Curiosity – flow Slideshow Play

Current flow in different circuits Animation Play

Daily norms for energy requirements Slideshow Play

Daily nutritional requirements Slideshow Play

Damped oscillations Student activity Play

Damping Animation Play

Damping in harmonic motion Slideshow Play

Damping in harmonic motion Student activity Play

Damping in harmonic motion Animation Play

Davisson-Germer experiment Simulation Play

Demand for energy Slideshow Play

Deriving the expression for free energy change Animation Play

Determination of enthalpy change in combustion reactions Whiteboard exercise Play

Determination of enthalpy change in combustion reactions (1) Student activity Play

Determination of enthalpy change in combustion reactions (2) Student activity Play

Determining standard enthalpies of reaction Whiteboard exercise Play

Determining the mean bond enthalpy for polyatomic molecules Animation Play

Development - energy Slideshow Play

Development - waste Slideshow Play

Different forms of energy Simulation Play

Different types of chemical energy Slideshow Play

Different types of energy Animation Play

Different types of insulation Slideshow Play

Diffraction of electrons – the Davisson-Germer experiment Student activity Play

Dioxins Student activity Play