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PAG 5: Reaction Time

Investigate factors affecting human reaction time

Required PracticalOCRGCSE

๐Ÿ”ฌ Equipment Required

  • Metre ruler or 30 cm ruler
  • Calculator
  • Computer reaction time test (optional)
  • Table and chairs
  • Data recording sheets

๐Ÿฆบ Safety Precautions

  • Ensure informed consent from participants
  • Be aware of any medical conditions
  • Conduct tests in safe environment
  • If investigating caffeine - check dietary restrictions

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About PAG 5: Reaction Time

PAG 5: Reaction Time is a required practical for OCR GCSE Biology. This practical investigate factors affecting human reaction time

Students are expected to understand the method, identify and control variables, use appropriate equipment, analyse results, draw graphs, identify sources of error, suggest improvements, and consider safety precautions.

Questions on required practicals frequently appear in OCR GCSE Biology exams and can be worth significant marks. Practice with our AI-generated questions to master this practical.

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