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Think of one physical activity and predict its effect on your heart rate
50 jumping jacks. Observe your heart rate and breathing rate. write your
observations in the third column.
Prediction
Observation
1.Heart rate
2.breathing rate​


Sagot :

1.60

2.90

3.at rest it was 60bpm while after exercising it was 90 bpm

4.when u exercise your muscles work harder,your body uses more oxygen and produces more carbon dioxide

5.biking,it it one of the factor that can influence breath/minute

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