A-level Sciences Revision Boxset Cheeky Revision Shortcuts Pdf
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SummaryTurn your hard work into the GCSE results with the Cheeky shortcut guide to the most common topics within Chemistry GCSE subject. This workbook features key exam topics for Chemistry with precise and clear points to help you achieve top marks.Cheeky Revision shortcuts to GCSE Chemistry covers:Atomic StructureChemical BondingThe Periodic TableRadioactivityAcids and AlkalisElectrolysisMetals - The Reactivity SeriesExtraction of MetalsWriting Formulae and Balancing EquationsThe Earth and the AtmosphereRates of ReactionProducts From Crude Oil. 1 Atomic StructureEverything around us is made up of particles.The movement of different particles amongst each other, so that they become evenly mixed, is called diffusion.The random motion of particles is called Brownian Motion. This ‘random walk’ is caused by particles colliding into each other and their container wall.Solids, liquids and gases are the Three States of Matter.The particles in a solid are tightly packed in a fixed position.
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A-level Sciences Revision Boxset Cheeky Revision Shortcuts Pdf Tutorial
They do vibrate in their fixed positions. This is why a solid has a fixed volume and shape and cannot be compressed.The particles in a liquid are close together but can move around and slide past each other. This is why a liquid can change its shape but not its volume. A liquid cannot be compressed.The particles in a gas are far apart, and they move around very quickly. Therefore, a gas has no fixed.