Evaporation, condensation, and boiling Whiteboard exercise Play

Evaporation, condensation, and boiling Student activity Play

Examples of exothermic reactions Student activity Play

Examples of habitats Slideshow Play

Examples of refraction Student activity Play

Examples of solutions Illustration Play

Examples of transparent materials Slideshow Play

Examples of word equations Slideshow Play

Exchange of heat and temperature Animation Play

Excretion Student activity Play

Exothermic reactions Animation Play

Expansion and contraction Student activity Play

Experiment Animation Play

Experiment to detect the products of respiration Whiteboard exercise Play

Experimental determination of enthalpy of solution Whiteboard exercise Play

Experimental determination of enthalpy of solution Student activity Play

Experimental observations Animation Play

Experimental proof for the existence of dipole–dipole forces Slideshow Play

Experimental proof for the existence of dipole–dipole forces Student activity Play

Exploitation of natural resources Whiteboard exercise Play

Extraction Student activity Play

Extraction Whiteboard exercise Play

Extraction of crude oil Whiteboard exercise Play

Extraction of crude oil Student activity Play

Factors affecting photosynthesis Class activity Play