Fill the blanks with the correct words from the word list The German scientist Alfred Wegener, proposed in a theory of continental drift to explain how the Earth's land came to be where they are now. The theory was based on the Earth’s continents once fitting together like a giant jigsaw puzzle.

explains how similar animals and plants could have lived at the same time on continents that are now widely separated by ocean, and how identical mountain ranges in different continents were once joined.

250 million years ago the Earth's continents were once joined together in one giant supercontinent called Pangaea. Slowly, over millions of years broke into and. These have drifted apart forming the smaller continents of today.

Since the 1960s, detailed geological studies of the Earth’s crust have greatly increased our understanding of how the continents move. The theory of continental drift has been rep

Read this paragraph from chapter 5 of the prince. there are, for example, the spartans and the romans. the spartans held athens and thebes, establishing there an oligarchy: nevertheless they lost them. the romans, in order to hold capua, carthage, and numantia, dismantled them, and did not lose them. they wished to hold greece as the spartans held it, making it free and permitting its laws, and did not succeed. so to hold it they were compelled to dismantle many cities in the country, for in truth there is no safe way to retain them otherwise than by ruining them. and he who becomes master of a city accustomed to freedom and does not destroy it, may expect to be destroyed by it, for in rebellion it has always the watchword of liberty and its ancient privileges as a rallying point, which neither time nor benefits will ever cause it to forget. and whatever you may do or provide against, they never forget that name or their privileges unless they are disunited or dispersed, but at every chance they immediately rally to them, as pisa after the hundred years she had been held in bondage by the florentines. what idea is stressed in the passage? the desire for liberty the establishment of an oligarchy the dismantling of an acquired state the tendency toward rebellion