Help me please For 40 points
It is for middle school

Which of the inventions that we have explored this week, had the greatest impact on the lives of the people that were living during the time of the industrial revolution?

Why do you suppose this invention/innovation altered (changed) the lives of those people so much?

Please provide a 1 paragraph response to support your claim.

Remember to clearly state your claim to respond to the first question. Then provide evidence to support your response to adequately answer the second question.

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a study of twenty 4th grade classrooms in which researchers ask the schools to systematically vary the time of day reading is taught, and collect weekly assessments of reading comprehension for each child over a three-month period.the collection of data, by a playground designer hired by the superintendent of schools, about the physical dimensions of school playgrounds, presence of fencing, and the kinds of equipment currently provided.a feasibility study for implementing a year-round school program, focusing on economic issues such a facilities utilization and transportation costs.an analysis of aggregate data comparing statewide high school graduation rates provided by the state department of public instruction, using county tax information.

What where 3 negative things about the georgia state flag

The principal effector function of igm is