Answers created by Giorgio C.

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• Why do polar zones have cold temperatures year-round?
  
• Question #13bbe
  
• Question #d6ff1
  
• How does tectonic plate motion relate to the formation of volcanoes?
  
• Does water only run in veins under the ground? Or is there a depth where there is water everywhere?
  
• How can thermal stresses lead to weathering?
  
• Question #69389
  
• Question #2d078
  
• How does earth's atmosphere differ from the atmosphere of other planets?
  
• Why might Methane be considered a more important greenhouse gas then Carbon Dioxide?
  
• What about Earth allows it to maintain bodies of water?
  
• Question #925c3
  
• Question #b8d35
  
• Question #e85f6
  
• How do the waters of the earth's oceans help distribute heat from one place to another?
  
• What are the features of the North Pacific Ocean basin described in terms of seafloor spreading?
  
• What are ways to track underground water?
  
• What is the name for the source of an earthquake?
  
• Compare temperatures for London, England, and Moscow, Russia, separated by about 4 degrees of latitude. Explain how this difference could be explained partly by the same factors?
  
• Where do streams originate?
  
• What type of stream valley forms in mountainous areas?
  
• What is the shallow, gently sloping area of the ocean floor that extends outward from the shoreline?
  
• Question #ee778
  
• How do people know where to drill for a water well?
  
• How does the temperature of urban areas like Atlanta, Philadelphia, and Chicago differs from that of surrounding rural areas?
  
• Question #db41a
  
• How can tides form?
  
• How are volcanoes and other geologic phenomenon (hot springs, geysers, etc) created?
  
• Which European countries are mostly covered in ice?
  
• How can movements in the lithosphere affect climate?
  
• How do most fossils form?
  
• Question #c9e8c
  
• What is the source of the water cycle?
  
• How does absolute dating differ from relative dating?
  
• If air over the warmer area rises, creating a lower atmospheric pressure, how would surrounding air move. Which way would the breeze likely flow at a beach on a hot day? During a cold night?
  
• What surface features are present on the Moon?
  
• What two factors determine how far from the shoreline waves will begin to break?
  
• How do shifts in earth's orbit affect the global climate?
  
• Explain why a volcano is likely to explode more violently if it has been dormant for a long time?
  
• How was the atmosphere of the Earth formed?
  
• Question #11ac8
  
• How can El Niño negatively affect fishing?
  
• What are features of the deep sea habitat?
  
• How does the uneven heating of the earth result in the development of different climates?
  
• Question #a659a
  
• How can overdrafting from aquifers affect the environment?
  
• What are some methods used to investigate the seafloor?
  
• What effect does the Peru currents have on the climate of South America?
  
• When solar flares increase solar wind from the corona, what do they cause in Earth's upper atmosphere?
  
• Question #41fa5
  
• Question #351f9
  
• Question #4eb9a
  
• What is dissolution and how does this result in weathering?
  
• Alfred Wegener said that earth's continents are moving. Which evidence supports this theory?
  
• Question #76e41