Radiation of solids Student activity Play

Reaction conditions and enthalpy change Slideshow Play

Reactivity of halogens Student activity Play

Reading from the graph of the cosine function Student activity Play

Reflection symmetry in the coordinate system in the x-axis and the y-axis Student activity Play

Reflection symmetry in the horizontal axis Whiteboard exercise Play

Reflection symmetry in the vertical axis Whiteboard exercise Play

Reflections Student activity Play

Reflections Whiteboard exercise Play

Refraction of light Student activity Play

Representations Whiteboard presentation Play

Representations Class activity Play

Resistance Slideshow Play

Resistance of liquids to expansion and compression Whiteboard exercise Play

Resistance of liquids to expansion and compression Student activity Play

Resolution of optical devices Student activity Play

Resolution of optical devices Animation Play

Rotation of the polarisation plane Whiteboard exercise Play

Rotation of the polarisation plane Student activity Play

Rotations Simulation Play

Rotations Student activity Play

Safe liquid handling Whiteboard exercise Play

Safe liquid handling Student activity Play

Scale factor Whiteboard exercise Play

Scale factor Student activity Play