Determination of object size using the light microscope Whiteboard exercise Play

Determination of object size using the light microscope Student activity Play

Determining standard enthalpies of reaction Whiteboard exercise Play

Determining the mean bond enthalpy for polyatomic molecules Animation Play

Development - energy Slideshow Play

Development - waste Slideshow Play

Diagrams of eclipses Whiteboard exercise Play

Differences between terrestrial and aquatic environments Student activity Play

Different forms of energy Simulation Play

Different receptors for different stimuli Student activity Play

Different types of chemical energy Slideshow Play

Different types of energy Animation Play

Diffraction Animation Play

Diffraction Chart Play

Diffraction Whiteboard exercise Play

Diffraction Student activity Play

Diffraction and interference Class activity Play

Diffraction and interference Whiteboard presentation Play

Diffraction and interference Class activity Play

Diffraction and interference Whiteboard presentation Play

Diffraction grating Animation Play

Diffraction grating Student activity Play

Diffraction grating Whiteboard exercise Play

Diffraction grating Animation Play

Diffraction grating Whiteboard exercise Play