• Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

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

Extracts from this document...

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. ...read more.

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. ...read more.

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. ...read more.

The above preview is unformatted text

This student written piece of work is one of many that can be found in our GCSE Humans as Organisms section.

Found what you're looking for?

  • Start learning 29% faster today
  • 150,000+ documents available
  • Just £6.99 a month

Not the one? Search for your essay title...
  • Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

See related essaysSee related essays

Related GCSE Humans as Organisms essays

  1. This document is a case study, analyzing and discussing the topic question: Is it ...

    But what else is to blame? And why can't it be treated with a high success rate, this is due to antibiotic resistance read on to find out more. FROM ARTICLE THREE: MRSA Infections in the Community FROM ARTICLE FOUR: Patients may be colonised with MRSA when they leave hospital,

  2. Biology lab - Meiosis

    Mitosis and Meiosis Mitosis Meiosis Chromosome number of parent cells Diploid (2n) Diploid (2n) Number of DNA replications Once Once Number of divisions One Two Number of daughter cells produced Two Four Chromosome number of daughter cells Diploid (2n) Haploid (n)

  1. Work related report

    Thinking skills - A nurse needs to think wisely, the decisions she makes can affect the patient's whole life. A patient can't wait an hour to find out if he or she has got cancer. This is why a nurse must make quick decisions.

  2. Thistles by Ted Hughes. Question: Critically analyse the poem

    It is seen that after being grown amongst the space spac 'decayed Viking' and taking its essence (like fertilizer from a dead animal) and after spacebeing imparted of the Viking's evil nature, the next line that comes shows that evil spaceis being put into action where Every one manages a plume of blood'.

  • Over 160,000 pieces
    of student written work
  • Annotated by
    experienced teachers
  • Ideas and feedback to
    improve your own work