Reaction course under changing environmental conditions Animation Play

Reflection of a wave Student activity Play

Reflection of a wave Animation Play

Reflection of a wave Whiteboard exercise Play

Regulation of gene expression in prokaryotes – operons Student activity Play

Removal of inorganic salts from wastewater Animation Play

Resonanse of mechanical devices Animation Play

Resultant force Student activity Play

Resultant force of a railway wagon Animation Play

Seismic waves Animation Play

Seismic waves Student activity Play

Seismic waves and the inside of the Earth Student activity Play

Seismic waves and the inside of the Earth Whiteboard exercise Play

Sound waves Student activity Play

Sound waves Whiteboard exercise Play

Surface waves: Rayleigh wave and Love wave Animation Play

The alimentary canal – structure and functions Simulation Play

The alimentary canal – structure and functions Student activity Play

The breakdown and removal of cholesterol Slideshow Play

The breakdown of protein Animation Play

The buccal cavity – ingestion and mechanical breakdown of food Student activity Play

The buccal cavity – ingestion and mechanical breakdown of food Whiteboard exercise Play

The efficiency of a motor Student activity Play

The efficiency of a motor Animation Play

The efficiency of the energy conversion process Student activity Play