Explaining how did the development of
technological innovations using electric power
contribute to the economic development of the
united states in the second industrial revolution?

The first major effect the Industrial Revolution had on the environment was caused by the increased use of fossil fuel, first coal and then oil. The effects of this were twofold. First, there was increased mining and drilling and second a dramatic increase in the production of green house gasses.

answer: in 1900, there were no "workplace safety laws"!

explanation: at the beginning of this century, workers in the united states faced remarkably high health and safety risks on the job.

a century ago in 1900 about three hundred out of every one hundred thousand miners were killed on the job each year.

[industria] developments occurred within a legal and regulatory climate that diminished employer’s interest in safety. as a result, americans developed production methods that were both highly productive and often very dangerous.

the answer is alexander graham bell.