{"type":"video","version":"1.0","html":"<iframe src=\"https://www.loom.com/embed/e8648aefb03e4aad8fdc76a23df17922\" frameborder=\"0\" width=\"1038\" height=\"778\" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>","height":778,"width":1038,"provider_name":"Loom","provider_url":"https://www.loom.com","thumbnail_height":778,"thumbnail_width":1038,"thumbnail_url":"https://cdn.loom.com/sessions/thumbnails/e8648aefb03e4aad8fdc76a23df17922-00001.jpg","duration":186,"title":"S1 Q42 SAT #4","description":"p:  The main purpose of the passage is to \na:  describe periods in Earth’s recent geologic history. ;\n explain the methods scientists use in radiocarbon analysis. ;\n describe evidence linking the volcano Samalas to the Little Ice Age. ;\n explain how volcanic glass forms during volcanic eruptions. ;"}