Question 49
Investigate breathing rate
You will need: a timer or watch with a second hand
1 Count the number of breaths you take per minute while at rest. Record the measurement in a table.
2 Run on the spot for two minutes and then stop. Count and record the number of breaths you take per minute.
3 Run on the spot for another two minutes and then stop. Count and record the number of breaths you take per minute.
4 Wait two minutes and measure and record your breathing rate again. Do this again after another two minutes.
5 Draw a line graph of your breathing rate.
You will need: a timer or watch with a second hand
1 Count the number of breaths you take per minute while at rest. Record the measurement in a table.
2 Run on the spot for two minutes and then stop. Count and record the number of breaths you take per minute.
3 Run on the spot for another two minutes and then stop. Count and record the number of breaths you take per minute.
4 Wait two minutes and measure and record your breathing rate again. Do this again after another two minutes.
5 Draw a line graph of your breathing rate.
