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...course MU120 Open mathematics... Getting your Bearings A short introduction to this album. Ordnance survey maps Learn how ordinance survey maps are accurately produced and quality controlled. Contour lines Three walkers begin a field trip navigating a route in the peak district. Taking a bearing Discover how to get your bearings with a compass and a map. A saddle point...

...and mass spectrometry. This material is taken from The Open University course S205 The molecular world... Molecular Science: Spectrometry A short introduction to this album. Infra-red Spectrometry Preparing samples for infra-red spectroscopy Nuclear Magnetic Resonance Preparing samples for 1H and 13C nmr spectroscopy Mass Spectrometry Analysis by mass spectrometry...

...course MST209, Mathematical methods and models... The Fourier Series A short introduction to this album. Introduction to the Fourier Series A comparison between the waveforms produced from a single note on both the flute and violin. Fourier Analysis Demonstrating why someone sounds different on the phone, rather than in person, using the Fourier series. Stocking the...

...courses and qualifications Pumice is a fine-grained volcanic rock. It is very light grey to medium grey in colour. It contains a lot of empty gas bubbles, so it is very light and looks rather like a sponge. Sometimes pumice is so light that it will float on water. [Pummice] Pummice How is it formed? Pumice is formed when volcanoes erupt explosively. It comes from the same...