Aperegrine falcon is the fastest animal in the world. when it dives, it can accelerate to
about 40 ms -1
a. express this speed in km/h.

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