Category: Social studies

What two eras ended with mass extinctions? Both events were so significant they each marked the end of an era—the Mesozoic Era for the end-Cretaceous extinction and the Paleozoic Era for the end-Permian extinction. Which eras ended with a mass extinction apex? The Paleozoic Era ended with the largest extinction event in the history of […]

What is the term for identifying all the potential buyers in each market and estimating their potential purchases? Market-Buildup Method – a method that calls for identifying all the potential buyers in each market and estimating their potential purchases.  It produces accurate results if we have a list of all potential buyers and a […]

Which theory of development distinguishes between world economy and world empire? World-systems analysis argues that there have been thus far only two varieties of world-systems: world-economies and world empires. A world-empire (examples, the Roman Empire, Han China) are large bureaucratic structures with a single political center and an axial division of labor, but multiple cultures. […]

What is the most liquid form of savings? Liquidity describes your ability to exchange an asset for cash. The easier it is to convert an asset into cash, the more liquid it is. And cash is generally considered the most liquid asset. Cash in a bank account or credit union account can be accessed quickly […]

What are the four main reasons the US has a two-party system quizlet? Historical Basis: Anti-Federalists opposed the ratification of the Constitution, and the Federalists supported ratification, so they split into two groups. Electoral System: Tradition: American Ideological Consensus: Why did the two-party system develop in the United States? Political factions or parties began to […]

Has anyone ever been found frozen in ice? Ötzi, the iceman from the Tyrolean Alps, is the holy grail of glacial archaeology. He became a world-wide sensation when his mummified body was found in 1991. Ötzi, as he was found in the ice in the Hauslabjoch pass in 1991. Have they ever found a frozen […]

Did Americans called a constitutional convention in 1787 to draw up a constitution and to create a stronger central government? Library of Congress, Rare Book and Special Collections Division. The Constitutional Convention of 1787 was called to revise the ailing Articles of Confederation. However, the Convention soon abandoned the Articles, drafting a new Constitution with […]

What are major causes of pollution in the Yangtze River and Ganges River choose 3? Industrial Waste, Human sewage and agricultural runoff. What are the problems with the Yangtze River? Climate Change of Yangtze River Basin More water area, more water evaporates. Similarly, less water, less evaporation. The change impacts the microclimate of Yangtze River […]

How do you compare two population means? As with comparing two population proportions, when we compare two population means from independent populations, the interest is in the difference of the two means. In other words, if is the population mean from population 1 and is the population mean from population 2, then the difference is […]

Was the spoils system an acceptable practice? The Spoils system is a practice where a political party, after winning an election, gives government jobs to its voters as a reward for working toward victory. I do not believe that this was an acceptable practice. What was the purpose of Jackson’s spoils system? The spoils system […]