Recognizing the pressure equation Whiteboard exercise Play

Relationship between gas volume and pressure Animation Play

Relationship between Kp and Kc Student activity Play

Relationship between momentum and energy Student activity Play

Renewable energy resources Student activity Play

Reversible reactions and chemical equilibrium Class activity Play

Reversible reactions and chemical equilibrium Whiteboard presentation Play

Rock transformations Student activity Play

Root pressure Animation Play

Self-regulation of a solar reactor Animation Play

Snow shoes Illustration Play

Solid-liquid phase change Student activity Play

Solid-vapour equilibrium Student activity Play

Sound Student activity Play

Sound Animation Play

Sources of light Illustration Play

Sources of light Student activity Play

Speciation under the pressure of competition Whiteboard exercise Play

Speciation under the pressure of competition Student activity Play

Spring barometer Animation Play

Standard conditions and STP Chart Play

Standard enthalpy change Student activity Play

Standard entropy values Animation Play

Standard hydrogen half-cell Student activity Play

Standard hydrogen half-cell Animation Play