Documents VOLCANOES

VOLCANOES VOLCANOES YEAR 7 1 4. VOLCANIC LANDFORMS Landforms from Lava and Ash: Shield volcanoes (from hot spots) Cinder cone volcanoes Composite volcanoes Lava plateaus…

Documents VOLCANOES

VOLCANOES VOLCANOES YEAR 7 1 3 There are around 600 active volcanoes on land. Many more lie beneath the sea. Volcanoes occur in belts that extend across continents and oceans.…

Documents VOLCANOES

VOLCANOES VOLCANOES YEAR 7 1 3. VOLCANIC ACTIVITY Lava begins as magma, formed in the asthenosphere. It rises toward the surface, into any cracks in the rock above. The gases…