What resulted in the second industrial revolution?
o innovators developed a process to produce steel inexpensively.
• engineers built the first internal combustion engine.
capitalists developed a system that increased factory productivity.
o scientists invented a process for extracting oil from coal.

How did the songhai empire strengthen islam

Which european country lost control of lebanon and syria-their middle east mandates-in the 1940s? a) britain b) france c) germany d) italy

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a. a researcher uses the customs office’s passenger lists for ships bringing immigrants to the us between 1820-1845 to track the numbers of immigrants from certain ethnic groups.b. a researcher conducts a linguistic study of comments posted on a local public blog.c. a developmental psychologist videotapes interactions between groups of toddlers and their care givers to determine which intervention methods most effectively manage aggression.d. a researcher asks the director of a local free clinic about the number of patients in the last two years with newly diagnosed hiv/aids.