Which statement best describes the role of muckrakers? a) they encouraged the growth of railroads. b) they reported favorably about the lives of the rich. c) they increased the power of trusts. d)they exposed corrupt business and political practices.

Census data is an example of: public information. private behavior. private information. public behavior.

1. describe at least 3 similarities or differences between homo habilis and australopithecus 2. describe at least 3 similarities or differences between cro-magnon and neanderthals.

Which of these is an example of physical systems impacting the environment? a flood causes erosion and loss of shoreline. people fill a lake before building houses near it. an earthquake causes a building to fall. a native tribe considers a volcano to be sacred.