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Cambridge IGCSE Combined Science practice

What is a safe practice when conducting a heart rate experiment?

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MCQ

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cambridge_mcq

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Topic

Heart

Exam-style question

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What is a safe practice when conducting a heart rate experiment?.

  1. A.Skip warm-up exercises
  2. B.Use participants with known health issues
  3. C.Ensure participants are well-hydrated
  4. D.Conduct the experiment outdoors

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Paper 6 structured question: Heart

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Method

Method for Measuring Heart Rate During Exercise

Participants will perform three different exercises: jogging, cycling, and jumping jacks. Heart rate will be measured before, immediately after, and 5 minutes after each exercise.

Exercise TypeHeart Rate Before (bpm)Heart Rate After (bpm)Heart Rate After 5 min (bpm)
Jogging7015090
Cycling7014085
Jumping Jacks7016095
  1. a

    State the independent variable in this investigation.

    Aim for approximately 1 distinct marking point.

    [1]