The ability to conduct research on the North and South poles is largely determined by the differences in structure and geological makeup of both ------- the North Pole is located within the Arctic Ocean, but the South Pole has Antarctica as a land mass providing more opportunities for scientists to conduct research.Which choice completes the text so that it conforms to the conventions of Standard English?locations:eliminatelocations,eliminatelocations whileeliminatelocations

21In winter, the diets of Japanese macaques, alsoknown as snow monkeys, are influenced moreby food availability than by food preference.Although the monkeys prefer to eat vegetation andland-dwelling invertebrates, those food sources maybecome unavailable because of extensive snow andice cover, _______ the monkeys to hunt for marineanimals in any streams that have not frozen over.Which choice completes the text so that it conformsto the conventions of Standard English?A) forcesB) to forceC) forcingD) forced22Lucía Michel of the University of Chile observed thatalkaline soils contain an insoluble form of iron thatblueberry plants cannot absorb, thus inhibitingblueberry growth. If these plants were grown inalkaline soil alongside grasses that aid in ironsolubilization, _______ Michel was determined tofind out.Which choice completes the text so that it conformsto the conventions of Standard English?A) could the blueberries thrive.B) the blueberries could thrive.C) the blueberries could thrive?D) could the blueberries thrive?23In his 1963 exhibition Exposition of Music—Electronic Television, Korean American artistNam June Paik showed how television images couldbe manipulated to express an artist’s perspective.Today, Paik _______ considered the first video artist.Which choice completes the text so that it conformsto the conventions of Standard English?A) will beB) had beenC) wasD) is24The first computerized spreadsheet, Dan Bricklin’sVisiCalc, improved financial recordkeeping not onlyby providing users with an easy means of adjustingdata in spreadsheets but also by automaticallyupdating all calculations that were dependent onthese _______ to VisiCalc’s release, changing a paperspreadsheet often required redoing the entire sheetby hand, a process that could take days.Which choice completes the text so that it conformsto the conventions of Standard English?A) adjustments priorB) adjustments, priorC) adjustments. PriorD) adjustments and prior...............................................................................................................................................................................................................................................................................................................Unauthorized copying or reuse of any part of this page is illegal. CO NTI N U E2525

The higher latitudes near the north and south poles experience cooler temperatures because ____________?

Which of these should not be included in a summary of this article?A.Kim Holmen is the head of research for the Norwegian Polar Institute.B.The NPI found that the temperatures in the Southern Ocean are rising rapidly.C.Warming temperatures bring increased melting of glaciers in Antarctica.D.Scientists used elephant seals to monitor climate change near Antarctica.SUBMITExtras

Antarctica is located at the South Pole. It is the fifth-largest continent on Earth. It is as big as the United States and Mexico combined. Antarctic ice contains 70 percent of the world's fresh water. It also contains 90 percent of the world's ice. Antarctic ice can be as thick as two miles (3.2 kilometers). Though Antarctica is covered by miles of snow and ice, it hardly ever snows. It is too frigid for rainfall. Antarctica is a dry land surrounded by oceans.Do It!Antarctica has an unusual _________.Press enter to interact with the item, and press tab button or down arrow until reaching the Submit button once the item is selectedA historyB governmentC climateD language

The name of the Southern Cone region of South America is an indication of the _____ of the southern portion of the continent.Group of answer choicescolonial historyphysical locationlatitudinal boundariesphysical shaperoutes of migration