Krystyna investigated how a person's pulse rate changes when they exercise. She tested four of her friends. Belinda and Jasmina do a lot of sport. Jade and Mara prefer to read books and play computer games. Krystyna measured the four girls' pulse rates, in beats per minute, when they were relaxing. Then she asked them to run up two flights of stairs, and measured their pulse rates again. These are her results. Belinda 65, 102 Jasmina 72, 105 Jade 70, 110 Mara 74, 120 Draw a results table, and fill in Krystyna's results. Remember to label the rows and columns of your results table fully. b Display Krystyna's results in the way you think is best. Write down one conclusion that Krystyna can make from her results. d Krystyna decided that she did not have enough evidence to decide whether being fit affects a person's pulse rate. Was she right? Explain a с your answer.
Attachments:
Answers
Answered by
0
Answer:
the process of making food by the plant is called photosynthesis.
Answered by
3
Answer:
exercise affect pulse rate
Similar questions