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Lesson 1
Lesson 1
Lesson 2
Lesson 2
Lesson 3
100
Where are most volcanoes created?
What is The Boundaries of Earth's Plates
100
What creates a volcano that is not near a plate boundary?
What is A Hot Spot.
100
What is the name for the pocket of magma beneath the surface where the magma is stored?
What is A Magma Chamber
100
What are the two eruption types for volcanoes?
What is Quiet and Explosive
100
What is the hole left behind when a volcano collapses called?
What is A Caldera
200
What is the area on the map called where the majority of Earth volcanoes are found?
What is Ring of Fire
200
True or False. Hot Spots Move Around the Earth?
What is No
200
What are the 3 stages of volcanic activity?
What Is Active, Dormant & Extinct
200
What is the range of the temperature of lava?
What is 750 - 1175 Degrees Celcius
200
What is the landform called when magma hardens in the volcanoes pipe and then the surrounding rock falls away?
What is A Volcanic Neck
300
What are the two methods that create volcanoes through plate tectonics(movement)?
What is Converging and Diverging Plates
300
When two plates converge, which plate subducts?
What is The Older Denser Plate
300
What are the two types of lava produced from a quiet eruption?
What is Aa and Pahoehoe
300
What is the name of the volcano that had a explosive eruption in Washington State in 1980?
What is Mount St. Helens
300
What is the name of the massive rock that forms in the crust when a large body of magma cools there?
What is A Basolith
400
What is the feature called when two plates move apart leaving a gap in the ocean floor?
What is a Mid-Ocean Ridge
400
What famous American islands were formed by hot spots?
What is The Hawaiian Islands.
400
What pushes the magma from the magma chamber through the pipe and out the vent. (Think of a pop can)
What is Expanding Gases
400
What is the material found in magma that makes it thin or thick called?
What is Silica
400
Which type of volcano builds a wide sloping mountain from thin layers of lava stacked on top of each other?
What is A Shield Volcano
500
What is the string of volcanoes produced by rising magma from the ocean called?
What is an Island Arc
500
What is the molten liquid called when it is inside the volcano? What is it called outside?
What is Magma. What is Lava
500
What is the opening where molten rock and gas leaves the volcano called.
What is A Vent or Central Vent
500
What is the name of the dangerous mixture of rock and gas that forms a cloud and flows down the side of volcano called?
What is Pyroclastic Flow
500
What type of volcano has eruptions that vary between explosive and quiet which result in some lava flow layers and some ash and cinder layers?
What is A Composite Volcano