Radiation of solids Student activity Play

Radioactivity Student activity Play

Radioactivity Animation Play

Ratio of two quantities of different kinds Whiteboard exercise Play

Ratio of two quantities of different kinds Whiteboard exercise Play

Ratio of two quantities of different kinds Student activity Play

Ratio of two quantities of the same kind Simulation Play

Ratio of two quantities of the same kind Whiteboard exercise Play

Ratio of two quantities of the same kind Student activity Play

Rectilinear motion and circular motion Animation Play

Resistivity Student activity Play

Resistivity of a material Animation Play

Scalars and vectors Slideshow Play

Shear and torsion Animation Play

Solving a quadratic equation Student activity Play

Standard enthalpy change Student activity Play

Standard enthalpy change Animation Play

Standard index form Class activity Play

Standard index form Whiteboard presentation Play

Stefan-Boltzmann Law Whiteboard exercise Play

Stefan–Boltzmann Law Student activity Play

Stress Animation Play

Stress Student activity Play

Temperature units Simulation Play

The ant's route Animation Play