In which layer of the earth does the tempature vary A. inner core B. outer core C. mantle D. crust

How long does it take for a Rift Valley to form?

Which of the following volcanoes was correctly predicted to erupt in 1991, saving thousands of lives? Taal Volcano Mount Pinatubo Mount Ruahepu The Chaiten Volcano

Which scientist was especially famous for his nineteen-volume work that explained how earth's physical structure influenced human activities? A. Carl Ritter B. Carl Sauer C. Alexander Von Humboldt D. Alfred Kroeber

A boxing tournament is scheduled to start at 8pm local time in Los Angeles (75 degreewest). At what time should fans in Nigeria (15 degree west) switch on their television to watch the commencent of the match

Are Georgian summers hotter than Oklahoman summers, or are Oklahoman summers hotter than Georgian summers?

1 The human genome project identified the sequence of base pairs in human DNA and identified several g would least likely lead to a scientific investigation based on these findings? Are certain humans more likely to develop genetic diseases?

Mars has no weather. True False

Which of the following bodies of water is not located along Canada's coasts? a. Beaufort Sea b. the Gulf of Mexico c. the Arctic Ocean d. Hudson Bay

What causes the wind? A) The earth's orbit around the sun B) The earth's rotation on its axis. C) The layers of the earth's atmosphere. D) Uneven heating of the earth's surface by the sun.

What country does Aruba belong to?