Determining the composition of a nucleus Animation Play

Determining the composition of atomic nuclei Student activity Play

Determining the electron configuration of carbon Animation Play

Determining the electron configuration on the basis of the periodic table Whiteboard exercise Play

Determining the electron configuration on the basis of the periodic table Student activity Play

Diatoms under the scanning electron microscope Slideshow Play

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

Diffusion (Fick's first law) Student activity Play

Discovery of electron Animation Play

Discovery of elementary particles Whiteboard exercise Play

Discovery of elementary particles Student activity Play

Discovery of proton Animation Play

Dispersion forces (London forces) Student activity Play

Dissociation of acids Student activity Play

Distribution of algae Illustration Play

Distribution of height among students Whiteboard exercise Play

Distribution of human muscles Illustration Play

Distribution of multiplication over addition Whiteboard exercise Play

Distribution of muscles in the human body Simulation Play

Distribution of scalar multiplication over scalar addition Game Play

Distribution of scalar multiplication over vector addition Animation Play

Distribution of stomata in different types of plant Slideshow Play

Distribution of total body water in a fully hydrated camel Illustration Play

Doped semiconductors Animation Play

Doped semiconductors Whiteboard exercise Play