Energy expenditure and loss in heterotrophs Illustration Play

Energy expenditure during the processes of synthesis Whiteboard exercise Play

Energy expenditure for physical activity Student activity Play

Energy expenditure for physical activity Whiteboard exercise Play

Energy flow and matter circulation Student activity Play

Energy flow and matter circulation Whiteboard exercise Play

Energy flow and the circulation of matter Class activity Play

Energy flow and the circulation of matter Whiteboard presentation Play

Energy in a food chain Student activity Play

Energy in a food chain Whiteboard exercise Play

Energy in chemical bonds Slideshow Play

Energy investment Illustration Play

Energy losses in a food chain Slideshow Play

Energy necessary for muscles to work Animation Play

Energy of the reaction Simulation Play

Energy pollution Student activity Play

Energy pollution Simulation Play

Energy release Illustration Play

Energy requirements Slideshow Play

Energy requirements and work Illustration Play

Energy sources Animation Play

Energy sources and cell respiration Student activity Play

Energy sources and cell respiration Whiteboard exercise Play

Energy transformation in the muscles Whiteboard exercise Play

Energy values of organic compounds Chart Play

Energy-saving adaptations Student activity Play

Energy-saving adaptations Whiteboard exercise Play

Energy-saving adaptations in the vulture Animation Play

Energy-saving feeding adaptations Slideshow Play

Engelmann's experiment Whiteboard exercise Play