Energy resources Class activity Play

Energy spectrum of a black body Student activity Play

Energy spectrum of a black body Animation Play

Energy spectrum of a black body Whiteboard exercise Play

Energy transfer Student activity Play

Energy, power and intensity of a wave Whiteboard exercise Play

Energy, power and intensity of a wave Student activity Play

Energy, power and intensity of a wave Animation Play

Energy, power and intensity of a wave Animation Play

Environmental factors necessary for germination Student activity Play

Environmental factors that affect plants Whiteboard exercise Play

Epidermal tissue – structure Student activity Play

Epidermis and rhizodermis Whiteboard exercise Play

Equation for the neutralisation of power station emissions Illustration Play

Essential minerals Student activity Play

Establishing systematics Whiteboard exercise Play

Establishing systematics – the work has only just begun Student activity Play

Eurytopic; stenotopic and ubiquistic plants Simulation Play

Examples of DC supplies Slideshow Play

Examples of fractional exponents Whiteboard exercise Play

Examples of multiplying polynomials Animation Play

Examples of plant adaptations Illustration Play

Examples of roots of any order as the powers Animation Play

Examples of the derivative of an integer power of  x Animation Play

Examples of wasted energy Student activity Play