Earth is comprised of four systems, or spheres. give one example of how a change in one of these spheres of the earth can affect one or more of the other spheres.

Which are results of technological advances? increased people's exposure to new ideas created a global culture valued by people around the world brought harmony to diverse groups of people reduced the number of people living in rural areas

Which of the following best describes brazil's economy from 1650-1880? a. it gradually shifted to manufacturing as the industrial revolution progressed. b. it was based on mining. c. it was based on plantation agriculture, where slaves served as a labor force. d. it was based on small, family-owned farms.

What would be the distance of all the planets to the sun in astronomical units?