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.
The kilowatt hour (symbolized kWâh as per SI) is a composite unit of energy equivalent to one kilowatt (1 kW) of power sustained for one hour. One watt is equal to 1 J/s. One kilowatt hour is 3.6 megajoules, which is the amount of energy converted if work is done at an average rate of one thousand watts for one hour.