Which statement about native americans in the western united states is true? a) native americans grew wealthy from the gold and silver found on their land. b) native americans took land away from settlers and then expanded their territory. c) native americans were able to keep their way of their life despite the settlers' presence. d) native americans lived in their traditional home lands and then were forced to live on reservations.

Which of the following is one of the innovations that neolithic farmers become more productive? a) plow b) windmill c) tractor d) reaper

In griswold v. connecticut, on what did justice goldberg base his concurring opinion? the protection granted by the constitution the intention of the writers of the constitution the list of rights in the first eight amendments the human rights safe from government intervention

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.