7. determine the amount of potential energy of a 5.0kg book that is moved to three different
shelves on a bookcase. the height of each shelf is 1.0 m, 1,5 m, and 2.0 m.

If element x has 99 protons how many electrons does it have

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

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