Hydroelectric power station Illustration Play

Increasing mass Student activity Play

Increasing or decreasing? Student activity Play

Increasing or decreasing? Whiteboard exercise Play

Index laws for integer exponents Student activity Play

Index laws for negative exponents – a power of 2 Whiteboard exercise Play

Index laws for positive exponents Student activity Play

Induction of free oscillations Animation Play

Information transfer rate Animation Play

Infra-red radiation used in spectroscopy Student activity Play

Infrared Student activity Play

Infrared Whiteboard exercise Play

Infrared radiation Student activity Play

Infrasound Student activity Play

Infrasound Slideshow Play

Infrasound Whiteboard exercise Play

Instantaneous power and mean power Student activity Play

Instantaneous power and mean power Animation Play

Instantaneous power and mean power Whiteboard exercise Play

Integers represented as the sum of powers of 2 Whiteboard exercise Play

Integrating fractional powers of  x Student activity Play

Integrating powers of  x  with negative integer exponent Student activity Play

Intensity of a sound wave Simulation Play

Intensity of a sound wave Animation Play

Intensity of a sound wave Student activity Play