Question

What was the key power source of the Industrial Revolution?

The steam engine
The gasoline engine
The electric engine
The battery engine

Answer 1

Step-by-step explanation:

At the beginning of the Industrial Revolution there were very few forms of power, other than human or animal power. The only two other power sources available were wind and water. Of the two, water was the older power source. Water wheels had been in use since the Roman period.

Answer 2

steam engine

Step-by-step explanation:

it was the only one intruduced