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Cambridge IGCSE Combined Science practice

Paper 6 structured question: Heart

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Heart

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Paper 6Alternative to PracticalPractical2 marks

Analyzing heart rate recovery after exercise.

Results Table

Heart Rate Recovery Data

Data collected from participants after performing a set of exercises.

ParticipantHeart Rate After Exercise (bpm)Heart Rate After 1 min (bpm)Heart Rate After 5 min (bpm)
116012080
215011575
317013085
  1. a

    Describe the trend in heart rate recovery from the data provided.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 6 structured question: Heart

Paper 6Alternative to PracticalPractical1 marks

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]