The invention from the song dynasty that improved clocks was: The clock tower/clepsydra clock
This invention is the first type of clock that utilized the <em>escapement mechanism </em> that is applied by many European countries around 2 centuries later to produce their clocks.
In an experiment, an independent variable is the one that is controlled in order to measure the effects of the dependent variable. The dependent variable is the one that is being tested or measured.
In this example, the dependent variables would be the flashcards or the underlining, as those are the variables that are going to be measured. <em>The independent variable is the quality of the study.</em>
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The oldest city on the island of Taiwan is Tainan. It is most commonly known as "Capital City" because of its 200+ years of history as the capital of Taiwan under Koxinga and Qing rule. This city has earned the nickname of "the Phoenix City" because of its complex history of comebacks, redefinitions and renewals.
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There was a major fire when "king" Nero ruled in this point in time. People blamed the fire of the Christians and then a whole bunch of tension broke out!
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Untouchability is the practice of excluding a group by segregating them from the mainstream by social or legal mandate this is wrong because all people should be treated fairly.
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