130-Test 1.docx - Question 1 0 out of 3 points Which...

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Question 1 0 out of 3 points Which components are necessary for a fire to occur? Select ALL that apply. Selected Answers: [None Given] Correct Answers: heat/spark fuel oxygen Response Feedback: All fires require 3 components: fuel, heat/spark and oxygen. Question 2 3 out of 3 points Which of the following are causes of landslides? Choose all that apply. Selected Answers: saturated soil and rock earthquakes steep slope gravity Correct Answers: saturated soil and rock earthquakes steep slope gravity Question 3 3 out of 3 points Only about 20% of flood fatalities are auto related. Selected Answer: Fals e Correct Answer: Fals
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e Response Feedback: No, more than half (>50%) of all flood fatalities are auto related. Motorists underestimate the depth of the water and don't realize that cars will float in just a few inches of water (taking the car and the passengers downstream). This is a big hazard during Arizona monsoons! Question 4 3 out of 3 points Which states have landslide hazards? Selected Answer: ALL of them Correct Answer: ALL of them Question 5 3 out of 3 points About how many deaths in the U.S. are caused by floods each year? Please enter a whole number and no letters. Selected Answer: 140 Correct Answer: 140 Answer range +/- 40 (100.0 - 180.0) Question 6 3 out of 3 points Which of the following is NOT a reason that wildfires are growing increasingly common? Selected Answer: more management of lands by the U.S. Forest Service leads to more controlled burns which cause larger forest fires Correct Answer: more management of lands by the U.S. Forest Service leads to more controlled burns which cause larger forest fires Question 7 3 out of 3 points Which country experiences the most tornadoes? Selected Answer: United States
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Correct Answer: United States Response Feedback: No, it's the U.S. with 1300 tornadoes/year. Question 8 0 out of 3 points According to the National Weather Service weather fatalities graph (through 2014), which weather hazard was responsible for the most deaths/year on average from 2005 to 2014? Selected Answer: Tornadoe s Correct Answer: Heat Response Feedback: Surprisingly, it's heat. In Arizona we hear about this hazard on the news more than most states. It can be very dangerous! Question 9 3 out of 3 points In general, an earthquake is caused by a sudden slip of two tectonic plates past one another along a fault line. Selected Answer: Tru e Correct Answer: Tru e Question 10 3 out of 3 points How are natural forest fires beneficial to forest ecosystems? Select all that apply. Selected Answers: they help to maximize plant biodiversity by keeping species in check that would prohibit others from growing smaller fires prevent buildup of dead trees and branches that could lead to a larger, more catastrophic fire Correct Answers: they help to maximize plant biodiversity by keeping species in check that would prohibit others from growing
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smaller fires prevent buildup of dead trees and branches that could lead to a larger, more catastrophic fire Question 11 3 out of 3 points Match each Koppen climate zone with its desciption.
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