Sampling methods Whiteboard exercise Play

Sampling methods Student activity Play

Sampling techniques Class activity Play

Sampling techniques Whiteboard presentation Play

Scanning electron microscope Slideshow Play

Simple random sampling Student activity Play

Simple random sampling Student activity Play

Simulating random samples Whiteboard exercise Play

Simulating random samples Student activity Play

Spectroscopy and electromagnetic radiation Student activity Play

Spectroscopy and quantisation of energy Animation Play

State of sample substances at room temperature Whiteboard exercise Play

Stratified sampling Animation Play

Stratified sampling Student activity Play

Stratified sampling Student activity Play

Stratified sampling, quantitative qualities Student activity Play

Structure determination by chemical methods: an example Animation Play

Structure of the light microscope Animation Play

Systematic sampling Student activity Play

The determination of the empirical formula of a compound Whiteboard exercise Play

The electron microscope Student activity Play

The fruits Whiteboard exercise Play

The light microscope Student activity Play

The mass spectrometer Illustration Play

The mode in a grouped variable Student activity Play