Entropy and conversion of the kinetic energy of a body into its internal energy Student activity Play

Entropy and conversion of the kinetic energy of a body into its internal energy Whiteboard exercise Play

Examples of covalent compounds with various internal structures Student activity Play

Examples of covalent compounds with various internal structures Whiteboard exercise Play

Exchange of heat and temperature Animation Play

Expansion of gases Class activity Play

Expansion of gases Whiteboard presentation Play

External and internal fertilization Slideshow Play

Female internal reproductive organs Whiteboard exercise Play

Fertilization and development Student activity Play

Fertilization and development Whiteboard exercise Play

Fibre optic cables Animation Play

Fibre optic cables Student activity Play

Gene structures and their functions Whiteboard exercise Play

Great extinctions Student activity Play

Heat engine Student activity Play

Heat versus temperature Student activity Play

Heat versus temperature Whiteboard exercise Play

Homeostasis – a stable internal environment Whiteboard exercise Play

Homeostasis – a stable internal environment Student activity Play

Homeostasis – stability of the internal environment Slideshow Play

Homeostasis – the stability of the internal environment Student activity Play

How to determine the internal resistance Student activity Play

How to determine the internal resistance Simulation Play

How to determine the internal resistance Whiteboard exercise Play