homework1

homework1 - 4 Match the appropriate impact and the...

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SIO 15: Homework 1 (Lectures 1,2,3,4,5) – Fall Quarter 2007 – Due Oct. 12 1. Where on Earth do most fatalities occur due to natural disasters? Where do the greatest economic losses occur? (Use either geographic, demographic or societal attributes) (4pts) 2. Provide four examples of mechanisms that heat the Earth. (4pts) 3. Approximately how often does a high tide and a spring tide occur? (2 pts) Please draw (in two separate drawings) the position of the sun, moon and Earth at the time of highest and lowest tides. (There is an addition to lecture 2 available for download from the website dealing with this topic.)(4pts)
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Unformatted text preview: 4. Match the appropriate impact and the occurrence frequency of events. Give an example of each of the two. (4pts) Large impact disasters Common / Rare Small impact disasters Common / Rare Large: Small: 5. EarthWatch/News Clips: We have heard about the large earthquake in Sumatra which caused a deadly tsunami, but this is not a single event along that fault, and activity continues today. How large was the earthquake that rocked Sumatra on September 12, 2007? Did this increase or decrease activity in three nearby volcanoes? (2pts)...
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