Advantages and disadvantages of using renewable energy sources Animation Play

Bacteria and the energy sources Whiteboard exercise Play

Carbohydrates and fats – energy substrates Student activity Play

Categories of sources of heat Slideshow Play

Chemical energy sources Student activity Play

Chemical energy sources Whiteboard exercise Play

Chemical energy sources Student activity Play

Different sources of secondary data Animation Play

Different sources of secondary data Student activity Play

Electricity from renewable energy sources Student activity Play

Energy sources Animation Play

Energy sources and cell respiration Whiteboard exercise Play

Energy sources and cell respiration Student activity Play

Energy transfer in light sources Simulation Play

Genetic sources of variation Animation Play

How to explain the refraction of light Animation Play

Lipids – structure; function and sources in food Student activity Play

Major sources of energy Slideshow Play

Major sources of heat in the organism Chart Play

Natural sources of sodium chloride Slideshow Play

Other sources of energy Slideshow Play

Other sources of energy in the environment Student activity Play

Other sources of energy in the environment Whiteboard exercise Play

Percentage share of the different sources of radiation Chart Play

Primary and secondary data Student activity Play