Our group observed our heart rate under different circumstances. Question: How does being under water affect our heart rate?

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Introduction

Anna Twyne 8-30-05 Lab Report Our group observed our heart rate under different circumstances. Question: How does being under water affect our heart rate? We are measuring our heart rate and also the temperature of the water.

Middle

Our hypothesis was formed by thinking that if you are submerged in either cold/or warm water your heart rate will increase. Where we right????????? The first thing we had to do was to make sure that our experiment was reliable.

Conclusion

The cold water was 54.6 degrees Fahrenheit. We then held our breath under the warm water for 1 minute while measuring our heart rate. We repeated this step with cold water. The results were that under the cold water our heart rate increased by 4. Under warm water our heart rate decreased by 11. Our hypothesis was incorrect. In conclusion we obtained that only in cold water does your heart rate increase.

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