Renewable energy resources Student activity Play

Retina Student activity Play

Retina Whiteboard exercise Play

Reversibility of the Carnot cycle Animation Play

Reversibility of the Carnot cycle Animation Play

Reversibility of the Carnot cycle Student activity Play

Reversibility of the Carnot cycle Whiteboard exercise Play

Reversible and irreversible processes Student activity Play

Reversible and irreversible processes Animation Play

Reversible and irreversible processes Animation Play

Reversible and irreversible processes Illustration Play

Reversible and irreversible processes Illustration Play

Reversible and irreversible processes Whiteboard exercise Play

RGB matrix Whiteboard exercise Play

Rocks and minerals Student activity Play

Rocky planets and gas giants Whiteboard exercise Play

Saturated solutions Student activity Play

Sedimentary rocks Student activity Play

Seeing colours Animation Play

Seeing colours Slideshow Play

Seeing other bodies in space Student activity Play

Selected physical properties of oxides Chart Play

Sensation; perception and activation thresholds Slideshow Play

Sensation; perception and activation thresholds Student activity Play

Soap bubble Animation Play