Relationship between momentum and energy Whiteboard exercise Play

Relative abundance of isotopes and mass spectra Student activity Play

Rutherford's atomic model Student activity Play

Rutherford's experiment Animation Play

Rutherford’s atomic model Simulation Play

Rutherford’s atomic model Whiteboard exercise Play

Sensors Animation Play

Sentences about energy transfer Whiteboard exercise Play

Silver halides in photography Student activity Play

Solids Student activity Play

Solutions Student activity Play

Sound waves Student activity Play

Sound waves Animation Play

Stability of the metal complexes with multidentate ligands Animation Play

Standard entropy change Student activity Play

Standard Model Whiteboard exercise Play

Standard Model Student activity Play

Standard Model Animation Play

State of sample substances at room temperature Whiteboard exercise Play

Strange elementary particles Simulation Play

Strange elementary particles Student activity Play

Structure of an atom Whiteboard presentation Play

Structure of an atom Class activity Play

Substances in the placenta Whiteboard exercise Play

Surface tension Animation Play