Chapter 1. Earth’s Interior

Map Learning Exercises

Earth’s Interior: Layers of rock

Question Click one of the two layers composed primarily of rock.

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{"title":"selection","description":"The mantle is metal-rich (ultramafic) silicate rock.","type":"correct","color":"#99cc00","code":"[{\"shape\":\"poly\",\"coords\":\"88,257,139,228,201,263,255,266,285,250,285,210,262,175,251,162,241,109,214,92,173,120,148,182,143,222,93,254,95,189,132,93,181,27,242,8,282,47,299,92,304,148,351,200,370,240,373,278,355,314,308,336,247,336,158,306,97,262\"}]"} {"title":"Choice label","description":"The inner core is composed of metal (iron and nickel).\n","type":"incorrect","color":"#993300","code":"[{\"shape\":\"poly\",\"coords\":\"236,180,237,206,219,224,187,217,177,210,181,181,199,156,227,164,234,173\"}]"} {"title":"Choice label","description":"The outer core is composed of metal (iron and nickel)\n","type":"incorrect","color":"#333300","code":"[{\"shape\":\"poly\",\"coords\":\"145,227,177,214,219,229,245,202,234,162,200,149,185,170,177,207,175,212,145,225,146,192,157,160,177,120,201,100,226,100,247,123,253,168,255,176,272,194,285,224,279,248,254,264,220,264,184,252,165,243\"}]"}
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