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Download Volcanoes form when and where magma reaches Earth`s crust
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Main Idea pp. 74–75 Volcanoes form when and where magma reaches Earth’s crust. Detail Subduction creates a volcano in the upper plate. Detail A mid-ocean rift can create a volcano as two plates pull apart. Detail A hot spot creates a volcano over a weak spot in a plate. Main Idea pp. 76–77 There are amazing sights to see when hiking on a volcano. Detail A tumulus looks like a broken hill. Detail Steam and gases wisp up from the ground in crisscrossing lines. Detail There was a strange pink cloud off in the distance. Main Idea pp. 74–75 Volcanoes form when and where magma reaches Earth’s crust. Detail Subduction creates a volcano in the upper plate. Detail A mid-ocean rift can create a volcano as two plates pull apart. Detail A hot spot creates a volcano over a weak spot in a plate. Main Idea pp. 76–77 There are amazing sights to see when hiking on a volcano. Detail A tumulus looks like a broken hill. Detail Steam and gases wisp up from the ground in crisscrossing lines. Detail There was a strange pink cloud off in the distance. Main Idea pp78-79 Main Idea pp78-79 Shield volcanoes have rift zones or weakened areas Shield volcanoes have rift zones or weakened areas caused by earthquakes. caused by earthquakes. Detail Detail Kilauea has two rift zones—the Southwest Rift Zone and the East Rift Zone. Kilauea has two rift zones—the Southwest Rift Zone and the East Rift Zone. Detail Detail Earthquakes weaken rift zones. Detail Earthquakes weaken rift zones. Detail Magma can flow up through these rift zones. Magma can flow up through these rift zones. Main Idea 80–81 It was dangerous for the author to try and shoot the lava tube pouring into the ocean. Main Idea 80–81 It was dangerous for the author to try and shoot the lava tube pouring into the ocean. Detail She protected her mouth, nose, and eyes. Detail She protected her mouth, nose, and eyes. Detail She wrapped the camera with her shirt because it was too hot to touch. Detail She wrapped the camera with her shirt because it was too hot to touch. Detail If she missed the ledge she’d boil in the lava/sea/steam below. Detail If she missed the ledge she’d boil in the lava/sea/steam below.
