You are standing 5m from a loud machine. You move 10m from the machine to help reduce the intensity of the sound. Calculate the change in the sound's intensity. Show your work

Blood pressure the total amount of blood the heart pumps in one minute 2. cardiac output the number of times your heart beats in a minute 3. dilate the amount of blood that the heart can pump in a single beat 4. heart rate the force exerted on the walls of the blood vessels by the blood that moves through them 5. stroke volume to widen or get larger in size