A change in speed during the passage to a different medium Animation Play

A change in speed during the passage to a different medium Whiteboard exercise Play

A change in the medium of wave propagation Simulation Play

A change in the medium of wave propagation Whiteboard exercise Play

A change in the medium of wave propagation Student activity Play

A change of medium Animation Play

A change of medium Student activity Play

A change of medium Simulation Play

A change of medium Whiteboard exercise Play

A change of nutrient in the culture medium Animation Play

A laser Student activity Play

A plate Simulation Play

A plate Whiteboard exercise Play

A plate Animation Play

A plate Student activity Play

A spoon in a glass of water Animation Play

Acid–base reactions in a non-aqueous medium Animation Play

Air drag Class activity Play

Aluminium(III) salt in acidic, neutral and alkaline medium Whiteboard exercise Play

Angle bisector Student activity Play

Application of waves for communication Whiteboard presentation Play

Bacterial count Whiteboard exercise Play

Bacterial culture on a solid medium Animation Play

Bacterial growth in a continuous culture Animation Play

Biofermenters Student activity Play