Final answer:
James Watt, a Scottish engineer and inventor, is responsible for the development of the watt unit, which is named after him. His improvements to steam engines played a significant role in the Industrial Revolution.
Step-by-step explanation:
The person responsible for the development of the watt unit is James Watt. He was a Scottish engineer and inventor who discovered how to increase the power output of steam engines. The watt unit is named after him in recognition of his contributions to the field of energy and power.
Watt's inventions played a significant role in the Industrial Revolution by making it possible for England to enter a new historical era. His improvements to steam engines allowed for the generation of kinetic energy through the conversion of heat energy from burning coal.
In summary, the person responsible for the development of the watt unit is James Watt, a Scottish engineer and inventor who made significant contributions to the field of energy and power during the Industrial Revolution.