1000000 years old is it I know it .
Some 13.7 billion years - all stars shine by nuclear energy.
The history of solar energy is as old as humankind in the last centuries.
Yes, it is rated "smart energy saving"
its old
The wind power is not invented; it is a natural phenomenon. The use of this energy is very old, from the antiquity.
Sugar cane is not really that old. It was invented in 1980's
1 calorie is the old fashioned unit of energy. 1 Joule is the SI unit of energy and is the same as a newton.meter
why 11 year old need energy is because they have to have energy to learn and to go outside and do exercise to get in shape.
An ' Old River' is a river with a low gradient and low erosive energy. Old rivers are characterized by flood plains.
An old river is a river with a low gradient and low erosive energy. Old rivers are characterized by flood plains.
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An old river is a river with a low gradient and low erosive energy. Old rivers are characterized by flood plains.