div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: PowerPoint Presentation · 2021 6 3 · for proxy tunnel inner core outer core mantle CA-JSt Four major: Australian Pacific Eurasian North American Located beneath Earths src=https:reader036fdocumentsusreader036viewer2022081602613169031ecc51586944b7cdhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: PowerPoint Presentation · 2021 6 3 · for proxy tunnel inner core outer core mantle CA-JSt Four major: Australian Pacific Eurasian North American Located beneath Earths src=https:reader036fdocumentsusreader036viewer2022081602613169031ecc51586944b7cdhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: PowerPoint Presentation · 2021 6 3 · for proxy tunnel inner core outer core mantle CA-JSt Four major: Australian Pacific Eurasian North American Located beneath Earths src=https:reader036fdocumentsusreader036viewer2022081602613169031ecc51586944b7cdhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: PowerPoint Presentation · 2021 6 3 · for proxy tunnel inner core outer core mantle CA-JSt Four major: Australian Pacific Eurasian North American Located beneath Earths src=https:reader036fdocumentsusreader036viewer2022081602613169031ecc51586944b7cdhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page 5: PowerPoint Presentation · 2021 6 3 · for proxy tunnel inner core outer core mantle CA-JSt Four major: Australian Pacific Eurasian North American Located beneath Earths...