Materials may be natural or man-made. They may exist as solids, liquids and gases, and as a mixture of states.
In this article we show how similar principles can be used to move a polystyrene ball in a circular path.
These three A3 posters explaining aerosol cans suitable for students aged 13-18 are free for schools in the UK and EU.
The popular science shows that strip science down to its bare essentials.
The use of the aufbau principle to predict the electron configurations of atoms (in their ground states), and therefore explain the layout of the p
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<p>Designed to develop stronger maths and practical skills, helping students tackle the demands of AS and A-level Science.</p>
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<p>Student Books and Teacher Guides provide a clear route through this new specification.</p>