The tremendous industry growth known as the second industrial revolution was triggered by the development and use of a. steel, petroleum, and electricity b. iron and steam c. iron, steel, and steam d. plastics and nuclear energy

Why was it difficult fpr unions to succeed in the 1800s

Which of these innovations led to increased production in american factories in the early 1800s? a. the use of interchangeable parts b. the construction of canals c. the invention of the mechanical reaper d. the availability of electricity

What do the differing approaches of booker t. washington and w. e.b du bois suggest about their views of american society?