Twenty First Century Science - Physics B - J259

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Cambridge OCR GCSE (9-1) の学習者向けの無料Twenty First Century Science - Physics B - J259学習ノート。各章のリンクから、要点・例題・練習問題への導線にアクセスできます。

Radiation and waves

  • What are the risks and benefits of using radiations?

  • What is climate change and what is the evidence for it?

  • How do waves behave?

  • What happens when light and sound meet different materials?

Sustainable energy

Electric circuits

  • What is electric charge?

  • What determines the current in an electric circuit?

  • How do series and parallel circuits work?

  • What determines the rate of energy transfer in a circuit?

  • What are magnetic fields?

  • How do electric motors work?

  • What is the process inside an electric generator?

Explaining motion

  • What are forces?

  • How can we describe motion?

  • What is the connection between forces and motion?

  • How can we describe motion in terms of energy transfers?

Radioactive materials

  • What is radioactivity?

  • How can radioactive materials be used safely?

  • How can radioactive materials be used to provide energy?

Matter – models and explanations

  • How does energy transform matter?

  • How does the particle model explain the effects of heating?

  • How does the particle model relate to material under stress?

  • How does the particle model relate to pressure in fluids?

  • How can scientific models help us understand the Big Bang?

Ideas about Science

  • IaS1 What needs to be considered when investigating a phenomenon scientifically?

  • IaS2 What conclusions can we make from data?

  • IaS3 How are scientific explanations developed?

  • IaS4 How do science and technology impact society?

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