Chapter 1. 150 Earth Structure

Map Learning Exercises

Earth Structure

Question Which layer is MOST dense?

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{"title":"Core","description":"You've clicked on Earth's solid iron core. The iron is very dense, which is why is has been drawn into the core.","type":"correct","color":"#ffff00","code":"[{\"shape\":\"circle\",\"coords\":\"181,189,32\"}]"} {"title":"Not Core","description":"You've haven't clicked on the most dense part of the Earth. Think about what happens to dense materials.... Try again.","type":"incorrect","color":"#99cc00","code":"[{\"shape\":\"poly\",\"coords\":\"180,29,248,50,308,114,323,199,286,280,219,328,184,321,165,279,146,325,94,320,38,262,12,165,64,74,133,31,180,29,183,153,149,175,153,217,178,228,211,216,214,183,193,156,182,153\"}]"}
Correct.
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Question Seafloor Spreading

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{"title":"Idk","description":"The rocks at this location are farthest from the mid-ocean ridge. They were formed very early and moved away from the ridge as new ocean floor was created.","type":"correct","color":"#99cc00","code":"[{\"shape\":\"circle\",\"coords\":\"68,82,10\"}]"}
Correct.
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Question Where are the earthquakes?

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{"title":"Not so big","description":"These earthquakes aren't going to be BIG earthquakes, but the earthquakes along this boundary are nearly constant. Are there other areas where you would expect to experience earthquakes?","type":"correct","color":"#99cc00","code":"[{\"shape\":\"poly\",\"coords\":\"207,115,172,117,170,62,189,28,216,24,223,33,197,92\"}]"} {"title":"Big","description":"These earthquakes are going to be BIG earthquakes, and they occur fairly frequently. Are there other areas where you would expect to experience earthquakes?\nShow previous","type":"correct","color":"#993300","code":"[{\"shape\":\"poly\",\"coords\":\"335,34,369,25,389,44,418,57,442,88,434,104,415,105,400,81\"}]"}
Correct.
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Question Where are the volcanoes?

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{"title":"Ayy","description":"These volcanoes are produced by fast-moving, high basaltic magmas. They are not highly explosive. Are there other areas where you would expect to experience volcanoes?","type":"correct","color":"#99cc00","code":"[{\"shape\":\"poly\",\"coords\":\"154,79,216,77,232,26,199,23,181,33,154,80\"}]"} {"title":"Lmao","description":"These volcanoes are produced from a combination of basaltic and granitic magmas. As a result, they produce andesitic rocks, and are really rather explosive in nature. Are there other areas where you would expect to experience volcanoes?","type":"correct","color":"#993300","code":"[{\"shape\":\"poly\",\"coords\":\"456,83,443,63,343,25,343,36,398,76\"}]"}
Correct.
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Question Where is rock being destroyed?

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{"title":"Same","description":"In this area, oceanic crust is subducting under the continental crust, and is being destroyed. Nice work.","type":"correct","color":"#99cc00","code":"[{\"shape\":\"poly\",\"coords\":\"339,34,371,54,386,66,396,76,442,84,438,109,405,104,393,101,389,86,327,30,338,33\"}]"}
Correct.
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