Activity 1: My Hearth and Breaths Rates Instructions: With the help of your classmates, compare the number of your heartbeats and breaths per minute using the timer while doing the following Jumping jack. Write your observations in the table, before and after you do the activity and answer the questions. Activity Heart Rate Jumping jack Before After Breathing Rate Before After 1. How does your breathing rate relate with your heart rate as you did the activity? 2. Did your heart rate and breathing rate speed up while doing the extraneous activities? Why do you think so? 3. What system of your body are responsible in taking in and out of air? 4. How is the circulatory system involved in doing activity?​