aldiarsalman608
1) Oxygen travels around the body in the blood and it is the heart which pumps blood round the body-it needs to be strong to do this. 2) In adults this heart rate is normally about 70 beats per minute. 3)For children the hearts rate is about 100 beats per minute. 4)When we do exercise our heart rate goes up becauce, the heart beats faster, и там допишешь остальное
Answers & Comments
2) In adults this heart rate is normally about 70 beats per minute.
3)For children the hearts rate is about 100 beats per minute.
4)When we do exercise our heart rate goes up becauce, the heart beats faster, и там допишешь остальное
4 не пиши это