PLEASE HELP!! Which balancing exercise is best for improving dynamic balance? resting the shoulders on the floor with the legs stretched straight toward the ceiling

standing on one foot with the other stretched out behind and both arms stretched out to the side

walking along a line drawn on the ground as though walking on a tightrope

standing on one foot with the other foot held against the body

​

Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest

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