Heart sounds and pulse rate Slideshow Play

Heart; vessels and blood pressure Student activity Play

Heart; vessels and blood pressure Simulation Play

Heterogeneous catalysis Student activity Play

Heterogeneous catalyst Animation Play

How temperature affects reaction rates Student activity Play

How the concentration of a reactant affects reaction rate Animation Play

How the concentration of a reactant affects reaction rate Student activity Play

How the reaction proceeds in the presence of the enzyme Animation Play

How to explain it? Animation Play

Hydrological cycle Student activity Play

Inflation Whiteboard exercise Play

Inflation Student activity Play

Influence of some factors on the rate of photosynthesis Whiteboard exercise Play

Influence of some factors on the rate of photosynthesis Student activity Play

Information transfer rate Animation Play

Inhibitors – negative catalysts Animation Play

Initial reaction rate Animation Play

Investigation of the effect of reactant particle size on the rate of a reaction Animation Play

Investigation of the effect of temperature on the rate of chemical reactions Animation Play

Le Chatelier's principle for gas reactions Student activity Play

Limiting factor Animation Play

Liquid-vapour equilibrium Student activity Play

Maxwell–Boltzmann distribution Animation Play

Measuring basal metabolic rate Student activity Play