Endothermic and exothermic reactions Student activity Play

Endothermic and exothermic reactions Whiteboard exercise Play

Endotherms and ectotherms Student activity Play

Endotherms and ectotherms Slideshow Play

Energetic effects of combustion Student activity Play

Energy Student activity Play

Energy aspects of the hydrogenation of benzene Animation Play

Energy conservation Class activity Play

Energy conversion Student activity Play

Energy expenditure and loss in heterotrophs Student activity Play

Energy flow and food chains Student activity Play

Energy flow and matter circulation Whiteboard exercise Play

Energy flow and matter circulation Student activity Play

Energy flow and the circulation of matter Whiteboard presentation Play

Energy flow and the circulation of matter Class activity Play

Energy flow through food chains Animation Play

Energy from respiration Student activity Play

Energy in chemical reactions Student activity Play

Energy losses Student activity Play

Energy losses Whiteboard exercise Play

Energy sources and cell respiration Whiteboard exercise Play

Energy sources and cell respiration Student activity Play

Energy transfer Student activity Play

Energy transfer Student activity Play

Energy transfer during chemical reactions Student activity Play