Gases in the air

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Created byChemistry_teacher

Contains two slides which show how the composition of the atmosphere has changed over time. Then a task where students arrange statements to show how the atmopshere evolved. Finishes with a slide of questions for students to answer.

  • gases in the air.ppt
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gases in the air

ppt, 60 KB

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Downloads1
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CreatedJul 20, 2010
UpdatedAug 19, 2015
LicenceTES-V1

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This resource is designed for US teachers. View UK version .

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