Chapter 1. Volcanoes

Map Learning Exercises
Question 1 of 2

Volcanoes: Locations of eruption hazards

Click on locations in North America that have high potential for volcano eruption hazards.

Consider this image showing the tectonic plates in the United States, Canada and Mexico. The plates are different colors, and the relative plate motions are marked at the plate boundaries.
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{"title":"selection","description":"There is a convergent boundary with volcanoes here.","type":"correct","color":"#008000","code":"[{\"shape\":\"poly\",\"coords\":\"133,97,107,118,80,158,1,184,3,149,50,134,85,102,85,92,85,78,99,72,117,72\"},{\"shape\":\"poly\",\"coords\":\"189,164,202,182,213,205,211,231,217,241,269,218,246,170,221,148\"},{\"shape\":\"poly\",\"coords\":\"290,331,283,308,307,307,322,334,343,341,355,361,382,374,405,392,387,393,361,377,346,370,325,366,301,350,295,346\"},{\"shape\":\"poly\",\"coords\":\"478,355,488,356,502,357,515,372,520,389,513,393,484,392\"}]"} {"title":"none","description":"There are no volcanoes here. Consider what might cause a volcano to form.\n","type":"incorrect","color":"#993300","code":"[{\"shape\":\"poly\",\"coords\":\"49,129,70,112,82,74,111,62,151,92,206,123,220,148,246,166,275,212,271,226,246,234,281,276,295,306,310,306,321,331,331,324,329,307,358,300,392,301,441,226,466,205,443,193,501,165,497,140,502,133,494,91,518,71,544,94,564,109,578,105,578,1,3,2,18,30,3,37,21,75,-1,98,14,120,33,123\"}]"} {"title":"diff pb","description":"This type of plate boundary does not generate volcanoes.\n","type":"incorrect","color":"#3366ff","code":"[{\"shape\":\"poly\",\"coords\":\"144,89,123,113,151,130,183,168,217,148,206,120,178,110,157,98\"},{\"shape\":\"poly\",\"coords\":\"309,397,293,334,279,305,293,305,261,253,240,224,217,241,205,223,210,194,182,166,175,181,172,218,195,245,241,308,261,325,260,352,275,370,277,394\"},{\"shape\":\"poly\",\"coords\":\"367,365,385,374,481,358,502,359,556,375,569,393,578,384,574,363,578,315,577,291,557,325,559,361,507,338,483,345,446,337,401,346,378,358\"}]"} {"title":"passive","description":"This is a passive margin. There are no volcanoes here. Consider why volcanoes are formed.\n","type":"incorrect","color":"#ffcc00","code":"[{\"shape\":\"poly\",\"coords\":\"347,338,357,328,394,349,431,341,434,290,443,256,479,252,489,243,523,230,544,245,567,218,579,202,577,172,512,117,498,140,504,167,447,192,469,205,393,305,365,302,329,308,336,325,325,336\"}]"} {"title":"Choice label","description":"There is a hotspot with volcanoes here in Hawaii.","type":"correct","color":"#333333","code":"[{\"shape\":\"poly\",\"coords\":\"1,311,73,335,91,363,65,371,-1,347\"}]"}
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