Physics

Physics: Year 9 Summary

Topic: 9a Light (7 lessons)

1. Review previous work on light (reflection, refraction, lenses etc.) include review of sound
2. Total internal reflection, optic fibres.
3. Dispersion (brief mention of extended spectrum- but no details)
4. Colour- primary and secondary colours, mixing colours
5. Colour- mixing, look at TV screen,
6. Colour filters and reflection from surfaces
7. Power point, Ishihara cards. Stroop effect. Colour video

Topic 9b Motion (8 lessons)

1. Speed. Measure and calculate (ruler and stopwatch)
2. Reaction times. Measure and discuss consequences
3. Measure speed with data loggers
4. Newton ’s first law: balanced forces- video, air track, bike sheet
5. Newton ’s first law: balanced forces- examples and questions
6. Parachute (can be made and done as Sc1) terminal velocity
7. Parachutes Sc1
8. Distance time graphs
9. Review pressure & moments from year 8- more examples Include levers.

Topic: 9c Energy (12 lessons)

1. Heat transfer: conduction (composite bar, rods experiment) Edsers.
2. Convection: (model mine, boiling tube, KMnO 4)
3. Radiation: datalogger heating / cooling. Leslies cube.
4. Summary and questions on heat
5. Insulation (specifically houses) – can do investigation on cooling, or ski glove.
6. Insulation (experiment- plan and carry out)
7. Types and transfers (review). Introduce efficiency (video)
8. measuring energy- work done , power and efficiency
9. More advanced transfers , efficiency (sankey diagrams)
10. measure bulb/candle power
11. Energy resources
12. Energy resources

Topic: 9d Magnetism (5 lessons)

1. Review materials, field shapes etc.
2. Electromagnets- demo, uses
3. Electromagnets-practical / simulation
4. Uses- relay,
5. Uses- make a loudspeaker

Topic: 9e Space (3 lessons)

1. Time-day, month, year, seasons.
2. solar system (patterns-spreadsheet)
3. Power point, questions

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