Which of these might be carried by the wind, which causes the weathering of rocks? Fog
Mud
Pollen
Sand

What impact did improvements in farming technology near the end of the nineteenth century have on the american economy? a. more energy was needed to power equipment, creating the renewable energy industry. b. less labor was necessary on farms, leading workers to pursue other jobs. c. less money was invested in farming as many locally owned farms went bankrupt. d. more demand for agricultural products reduced the price of food and animal products.

Newspaper started by john campbell:

What would happen if people from different races were seperated today