Cold, dense water with high salinity sinks as it moves toward the equator. as it is heated, it becomes less dense and rises, moving water back toward the north pole. this describes which type of ocean current? a. surface b. convection c. deep-water d. el niño

predicting long term climate trends reliably is much easier than predicting short term weather, owing to the different data sets used for each.

explanation:

i believe so yes mindblown

the first phase of the government’s plan for settlement was building the transcontinental railroad. the railroad provided a way to bring settlers and manufactured goods west and ship their agricultural and mining produce east. the transcontinental railroad was an essential artery for rapid development of the frontier.

the second phase of the government’s plan was a liberal land distribution policy that made it possible for many people to homestead. with these two key elements—transportation and cheap land—the government rapidly achieved its goal of persuading people to move west, settle on farms, and push back the frontier.