Factors affecting particles Animation Play

Fermat's principle Simulation Play

Fermat's principle Student activity Play

Fermat's principle Whiteboard exercise Play

First steps in microbiology Student activity Play

Fixed-end reflection Simulation Play

Fixed-end reflection Student activity Play

Focal length and the shape of a lens Simulation Play

Focal length and the shape of a lens Student activity Play

Focal length and the shape of a lens Whiteboard exercise Play

Focusing of rays Simulation Play

Focusing of rays Student activity Play

Force and change in momentum Student activity Play

Force and change in momentum Whiteboard exercise Play

Force as a cause of change in direction of movement Student activity Play

Force as a cause of change in direction of movement Whiteboard exercise Play

Force as a cause of change in speed Whiteboard exercise Play

Force as a cause of change in speed Student activity Play

Force impulse and change in momentum Student activity Play

Force impulse and change in momentum Whiteboard exercise Play

Fractions that change into non-terminating decimals Whiteboard exercise Play

Free energy change Student activity Play

Free energy change and dynamic equilibrium Student activity Play

Free energy change and dynamic equilibrium Whiteboard exercise Play

Free energy change and the solubility of ionic compounds Illustration Play