Resonance Whiteboard exercise Play

Resonance Student activity Play

Resultant acceleration Animation Play

Reversibility of the Carnot cycle Animation Play

Reversibility of the Carnot cycle Animation Play

Reversibility of the Carnot cycle Whiteboard exercise Play

Reversibility of the Carnot cycle Student activity Play

Reversible and irreversible processes Whiteboard exercise Play

Reversible and irreversible processes Animation Play

Reversible and irreversible processes Student activity Play

Reversible and irreversible processes Animation Play

Reversible and irreversible processes Illustration Play

Reversible and irreversible processes Illustration Play

Risk of omission Student activity Play

Risk of omission Animation Play

Rocket engine parameters Animation Play

Roentgen spectra of elements – characteristic radiation Student activity Play

Root-mean-square current and voltage Simulation Play

Root-mean-square current and voltage Whiteboard exercise Play

Root-mean-square current and voltage Student activity Play

Satellites in an orbit Whiteboard exercise Play

Second-order reactions Student activity Play

Secrets of functions Animation Play

Sequences and their graphs Whiteboard exercise Play

Sequences and their graphs Student activity Play