Heart cells require a certain balance of sodium and potassium ions to function. the blood, which is approximately 83% water, carries these two types of ions to the heart. the property of water that allows it to dissolve substances to carry to the heart is its cohesion polarity adhesion specific heat

Which activity describes an application of topographic maps? check all that apply. recreation, such as camping and hiking engineering, such as the construction of roads and buildings science, such as mapping stars in the sky business, such as analyzing population centers science, such as analyzing surface features