During a thunderstorm Student activity Play

During a thunderstorm Whiteboard exercise Play

Energy changes during chemical reactions Animation Play

Energy changes during processes Slideshow Play

Energy changes during the combustion of Period 3 elements in oxygen Animation Play

Energy during oscillation Whiteboard exercise Play

Energy during oscillation Student activity Play

Energy during oscillation Simulation Play

Energy expenditure during the processes of synthesis Whiteboard exercise Play

Energy released during fission Student activity Play

Energy released during fission Animation Play

Energy released during fission Whiteboard exercise Play

Energy transfer during chemical reactions Student activity Play

Energy transfer during chemical reactions Whiteboard exercise Play

Female organism during pregnancy Whiteboard exercise Play

HIV during development Illustration Play

Immune response during a typical viral infection Illustration Play

Immune response during a typical viral infection Illustration Play

Measurement of mass change during the reaction Whiteboard exercise Play

Measurement of the volume of gas during decomposition of a substance Animation Play

Observation of the temperature changes of the system during a chemical reaction Animation Play

Phases of the Moon during an eclipse Whiteboard exercise Play

Physiological changes in the female organism during pregnancy Student activity Play

Pressure and volume changes during the cardiac cycle Animation Play

Processes occurring in microorganisms during fermentation Simulation Play