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Science Theory Revision Stations

Engaging stations covering Theory Timeline, Plate Tectonics, Fusion, Stars, Scientific Ideas, Radiation Behavior, Cancer Risks. Connect concepts using diagrams, activities, quizzes.

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Science Theory Revision Stations

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  1. P123 Revision

  2. Talents • Are you good at: 1. making connections between many ideas, 2. using pictures and diagrams to show concepts, 3. talking your way through challenging problems or 4. making up questions and quizzes to practice? • If so... you’re making: • concept maps • diagrams • speeches • activities

  3. P1 Revision

  4. Station 1: Theory Timeline • 1785: Hutton (Deep Time) • Carbon dating • Deeper is older • Earth Age: 4 Billion Years • 1912: Wegener (Continental Drift) • Argument: fossils, land bridge, meteorologist, slow moving continents, cause of movement • 1950s: Seafloor Spreading (Zebra Stripes) • The force that can move a continent. Jan 2008: 2

  5. Guide 1 • Make a timeline to show the development of the theory. • Lay out Wegener’s argument and his opposition. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  6. Station 2: Zebra Stripes • Earth’s magnetic pole changes. • This leaves a pattern in the rocks. • Scientists explain this data with the theory that the ocean is spreading. • June 2008: 1

  7. Guide 2 • Connect multiple ideas • Try to clearly lay out how these ideas work together to support Wegener’s original idea. • Use an analogy like: • Tree Rings • A Growing Volcano • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  8. Station 3: Theory of Plate Tectonics • Earth Structure • Convection Currents • 10cm per year • Constructive • Destructive • Rock Cycle • Mountains, Volcanoes, Earthquakes • Predicting Volcanoes • June 2008: 1 Jan 2008: 2

  9. Guide 3 • Use multiple diagrams to show all different types of plate boundaries. • Explain what causes each effect. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  10. Station 4: Fusion • “We are all made of stars.” • Heavy elements • hydrogen +hydrogen  helium • Star Life Cycles • Star birth/death

  11. Guide 4 • Use 1 idea about fusion to connect all these ideas • Diagram the life cycle of a star or use diagram from revision guide. • Why can our Sun never become a black hole? • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  12. Station 5: Studying Stars • Distances: light year • parallax • brightness • Light Pollution • Earth v space telescopes • Shapley v Curtis • multiple galaxies • Big Bang • expanding universe • Hubble telescope • Jan 2009: 5 June 2008: 2 Jan 2008: 4 June 2007: 6

  13. Guide 5 • Connect all ideas to how we study stars now. • Distinguish between data and explanations. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  14. Station 6: Scientific Ideas • data- explanation • creativity- imagination • peer-review • Wegener’s theory was initially rejected. • Jan 2009: 2, 4 Jan 2008: 2 Jun 2007:7

  15. Guide 6 • Use a lot of examples and the exam questions to help connect these ideas. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  16. P2: Review

  17. Station 1: Radiation Behaviour • emit: gives off source • reflect: bounce back journey • transmit: pass through journey • absorb: takes energy detection • 4 effects of radiation absorption • electric patterns • heating (intensity/duration) • chemical change • ionisation • 3 journey models: ray, wave, photon • intensity: energy arrives each second • number of photons • energy of each photon • distance • Jan 2009: 8 June 2007: 3

  18. Guide 1 • Connect all these ideas to the original 4 behaviours. • Use numerous examples and diagrams. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  19. Station 2: Cancer • Ionisation • radiation knocks an electron off an atom, making an ion • ions are unstable and take part in other chemical reactions • health effects of radiation (p.68) • Ionising Radiation: UV, X, Gamma • Non-Ionising Radiation: Radio, Microwave, Infrared, Visible Light

  20. Guide 2 • Use diagrams to show the processes of ionisation and cancer growth. • cancer: ionisation, mutation, multiplication • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  21. Station 3: Risks • perceived / actual risks • precautionary principle/ ALARA • factor/outcome • Reducing risk examples: • microwaves • X-rays • Global Warming • Jan 2009: 3, June 2008: 3, Jan 2008: 5, June 2007: 1

  22. Guide 3 • Use lots of examples and a concept map to illustrate these ideas. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  23. Station 4: Ozone Layer • ozone v oxygen • Which is better at absorbing UV radiation? • What’s the difference? • What are CFCs? Where do they come from? What do they do to ozone?

  24. Guide 4 • Connect this idea to global warming and compare it to the greenhouse effect. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  25. Station 5: Greenhouse Effect • keywords: source, emit, reflect, transmit, absorb, ultraviolet, infrared, radiation, greenhouse gases, carbon dioxide, methane, water vapour, correlation, ocean conveyor belt • evidence • risks: ice caps melting, flooding, ice age • Jan 2009: 7 June 2007: 2

  26. Guide 5 • A diagram or a concept map will be the best ways to show these ideas. • This is a process and all ideas are connected. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  27. Station 6: Carbon Cycle • keywords: burning (combustion), decay (decomposition), respiration, photosynthesis, acid rain, dissolving • How can we reduce global warming? • Jan 2008:1

  28. Guide 6 • Use a diagram to illustrate this concept and a lot of examples. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  29. Station 7: EM Spectrum • order • highest/lowest energy • uses • risks • ways to reduce risk • X-rays • UV • microwaves • June 2008: 3,4 Jan 2008: 5 June 2007:2

  30. Guide 7 • Organise the radiations into energies, risk and then uses. • Use and connect as many patterns as possible. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  31. P3 Review

  32. Station 1: Radioactivity • background radiation • radon case study (p.68-70) • German miners: ‘consumption’ • define: radiation, ionisation • 2 reasons the miners were at risk • dose measured in mSv • no safe dose • alpha radiation • homes adapted/unadapted: ALARA • Jun 2008: 6 • Jan 2008: 3 • Jun 2007: 4

  33. Guide 1 • Use this case study to introduce the topic of radioactivity. • Focus on definitions, mSv and minimising risks. • Make connections. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  34. Station 2: Types of Radiation • Alpha • a loss of two protons and two neutrons • very large, positively charged • stopped by air, paper and dead skin cells • Beta • one neutron becomes an electron and a proton • small, negatively charged • stopped by aluminium • Gamma • energy, no mass, no charge • stopped by lead • range in air, ionising power, dose factor • most dangerous inside/outside the body • badge

  35. Guide 2 • Draw diagrams and a concept map to compare the three types of radiation. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  36. Station 3: Changes in the Nucleus • atomic number = protons = name = symbol • isotopes = neutrons and atomic mass can change • atomic mass = protons + neutrons • alpha decay  loss of 2 protons and 2 neutrons • atomic number down by 2 • atomic mass down by 4 • beta decay  1 neutron becomes 1 proton • atomic number up by 1 • atomic mass stays same • Jan 2009: 9 • Jan 2008: 7

  37. Guide 3 • Show an element how it is drawn on the table show the atomic mass and number. • Use a concept map to show all the connections with protons (the most important) at the centre. • Complete two examples for alpha and beta decay showing the changes. (ie. U-238, Bi-212) • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  38. Station 4: Nuclear Fission • keywords: neutron, uranium, unstable, nucleus, splits, two pieces, energy, chain reaction, boron control rods, absorb • Jan 2009:1 • Jan 2008: 6

  39. Guide 4 • Use detailed diagrams to show the process of fission and the concept of chain reaction. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  40. Station 5: Electricity • Primary/ Secondary Source • Nuclear Power Plant: coolant, waste created, turbine, generator • Sankey Diagrams • For/ Against Nuclear Energy • fossil, renewable or nuclear • Jan 2009: 1 • Jun 2008: 5 • Jun 2007: 5

  41. Guide 5: • Connect all of these ideas to the energy debate. • Why should we or shouldn’t we use nuclear energy as our main source to generate electricity? • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  42. Station 6: Radioactive Waste • Half-Life • graphs • activity • Level Waste • high, medium, low • Jan 2009: 6

  43. Guide 6 • Use definitions and examples to show the concept of half-life. • Finish with a quiz or activity: • fill in the blank, jumble, role play, multiple choice, true/false, summary, diagrams

  44. P123 Revision

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