Aorta (Definition) The aorta is the largest artery in the body, leaving directly from the left ventricle of the heart to supply blood to the entire body. It is made of elastic tissue layers called intima and is subject to damage by high blood pressure, smoking, cholesterol, and inherited risk factors....Read more
Making the world better, one answer at a time. There are 60 minutes in a kilowatt hour. an hour is 60 minutes, a kilowatt is a rate of power usage. There are 60 minutes in a kilowatt hour. an hour is 60 minutes, a kilowatt is a rate of power usage.
  http:/en.wikipedia.org/wiki/Joule   The kilowatt hour, or kilowatt-hour, (symbol kWÂ·h, kWh) is a unit of energy equal to 3,600,000 joules. Energy in watt hours is the multiplication of power in watts and time in hours.http:/en.wikipedia.org/wiki/Kilowatt_hour.