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.
Example: Figure the energy used and. multiply by the cost. Watts is a rate, if something (say a light. bulb) is rated at 72 watts per hour; it will be rated 72 watts 3 hours from. now (as long as it's still running). Kilowatt hour is a unit of energy.