A Year 9 Science Revision List

year 9 CHEMISTRY Metals and coat compounds Word equations for the reactions of metals and non-metals with pane of glass revisal of the tests for the gases oxygen, carbon dioxide and hydrogen The reactions of metal carbonates with acid The reactions of metal oxides with acid How to produce a salt Metal responsiveness looking for at the reactions of metals with oxygen, acid and water Putting the metals in a reactivity series Displacement Rust and eating away The uses of metals in term of their reactivity Extraction of metals-copper and iron environmental chemistry red-hot fall and its effects How acid rain propels rocks and buildings What is pollution and where does it come from? worldwide warming Re cleanable and non-renewable energy resources Using chemistry The chemical substance reactions that march on when a fuel is burnt Using chemical reactions as a source of energy Making new materials done chemical r eactions What happens to atoms when new materials are made-mass conservation, loss of YEAR 8 PHYSICS Sound What is the pitch of a well-informed? What is the frequency of a sizeable?

Frequency ranges of assorted animals How gaudiness of hearty is measured Noise pollution Speed of sound with solids, liquids, gases Sound wave graphs and how to interpret them How the ear working turn on How shadows are formed What is reflection? What is refraction? The spectrum of alight chief(a) and secondary colours How filters work Why we captivate different colours Magnets and electroattractions Magnetism-attraction, repulsion What is a magnetic electron battlefield? L! ines of magnetic force (lines of flux) around a bar magnet What is an electromagnet? Factors that affect the strength of an electromagnet Everyday uses of electromagnets heating plant and cooling meter temperature and the units of temperature Boiling, melting, freezing The atom theory behind boiling, melting, freezing CC117 Heating/cooling curves and...If you exigency to get a full essay, tack it on our website: OrderEssay.net

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