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...systems, information has become the life blood of the modern world. Given its importance, modern organisations aren’t always as careful as they could be with it. Whether it’s their customer details, details of their business transactions or their intellectual property, information is – almost casually – shared when it shouldn’t be. In this free course,...

...system with spin, the wavefunction collapses into one of the eigenstates of the observable being measured. For example, if we measure the spin of an electron along the z-axis, the quantum state collapses into one of the two basis states: vertical line up arrow mathematical right angle bracket or vertical line down arrow mathematical right angle bracket with probabilities...

...systems for sampling the chemical environment – smell and taste. From what you know about these two senses, identify the differences in how taste and smell operate. Look at the statement in the left-hand column and add ‘taste’ or ‘smell’ to the right-hand column. STATEMENT TASTE OR SMELL? Allows you to detect chemicals in the air – for example, perfume or the...

...System) (Figure 7). [An image of a colour photograph of the Space Shuttle Atlantis.] Figure 7 The last flight of the Space Shuttle Atlantis, 8 July 2011. The Space Shuttle was invaluable in building the ISS and the Hubble Space Telescope. It flew for 135 missions and was launched from the Kennedy Space Center in Florida, USA. Space Shuttles docked with the Russian Space...