Prokaryotes – simple organisms with no nucleus Whiteboard presentation Play

Prokaryotes – simple organisms with no nucleus Class activity Play

Properties of an ideal gas Animation Play

Properties of gases Student activity Play

Properties of liquids Student activity Play

Properties of metals Slideshow Play

Properties of proteins Student activity Play

Pulleys Animation Play

Pyramids of energy and biomass Slideshow Play

Quantum atom model Animation Play

Radiation Whiteboard exercise Play

Radiation Student activity Play

Radioactivity Student activity Play

Radioactivity Illustration Play

Rain Animation Play

Rate at which work is done Student activity Play

Rate at which work is done Whiteboard exercise Play

Rate of change in the exponential function Simulation Play

Rate of change in the function y = ln|x| Whiteboard exercise Play

Rate of change in the natural logarithmic function Simulation Play

Rate of change on the straight line Student activity Play

Rate of change on the straight line Whiteboard exercise Play

Rates of change Whiteboard presentation Play

Rates of change Class activity Play

Ratio of two quantities of different kinds Student activity Play