Question

Adi measured his breaths per minute when at rest and when playing football, as
shown below. Why does the number of breaths per minute change?
Activity
Number of breaths per minute
At rest
15
Playing football
35​

Answer 1

Explanation:

during playing football our body needs more energy so as to provide more energy breathing becomes faster so to break down of food though oxidation and to provide energy

Answer 2

Explanation:

The number of breaths change per minute because at rest Adi does not need more energy but during playing football Adi needs more energy so he breaths more per minute while playing football than in rest