explain the process by which the world changed from a mostly fl at surface covered by a shallow sea to seven continents and fi ve oceans. as part of this process, how did the Great Plains and Oklahoma’s mountains form?

Which sentence best explains how steam power changed agriculture in england between 1810 and 1850? a. farmers started using steam-powered machines to spray chemical fertilizers and pesticides. b. livestock farmers began using steam-powered machines to milk cattle and shear sheep. c. steam-powered railways transport and sell agricultural produce far from where it was grown. d. steamships to transport large numbers of people from the united states to english farms.

What was the national government’s biggest concern if facing a war, under the articles of confederation? the national government had no national military. the country had grown too large to defend with a small army. the states would not back the federal government. there was no way the states would pay for fighting a war.

The person who has the job of maintaining order in the house is the sergeant at arms. majority whip. speaker of the house. president of the house.