Energy, power and intensity of a wave Student activity Play

Energy, power and intensity of a wave Whiteboard exercise Play

Eye accommodation Whiteboard exercise Play

Eye accommodation Student activity Play

Eye accommodation Animation Play

Eye accommodation Simulation Play

Fermat's Principle Simulation Play

Fermat's Principle Student activity Play

Finding a surface area Animation Play

Finding length of the space diagonal of a cube Whiteboard exercise Play

Finding the surface area of a cuboid Student activity Play

Finding the surface area of a cuboid Animation Play

Finding the surface area of a ring Student activity Play

Finding the surface area of a ring Whiteboard exercise Play

Finding the surface areas of solids Whiteboard exercise Play

First parachute jumps Animation Play

Floating on the surface Animation Play

Floating on the surface Whiteboard exercise Play

Floating on the surface Student activity Play

Focal length and the shape of a lens Student activity Play

Focal point of a convex mirror Student activity Play

Focal point of a convex mirror Whiteboard exercise Play

Focusing of rays Student activity Play

Fresnel lens Animation Play

Friction Student activity Play