A 110 g hockey puck sent sliding over ice is stopped in 19 m by the frictional force on it from the ice. (a) If its initial speed is 4.0 m/s, what is the magnitude of the frictional force

Select all the correct answers. which three statements about electromagnetic radiation are true?

Since the energy was not raising the temperature of the water during these segments, what was the energy used to do instead? your answer must include an explanation of what is happening to the molecules.

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