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- 1. Multiple Choice
Volcanoes are usually found
in the middle of the ocean
along plate boundaries
at the edge of continents
in the southern hemisphere
- 2. Multiple Choice
Before lava reaches the surface, the molten material is called ____.
rock
magma
volcanic ash
liquid fire
- 3. Multiple Choice
Molten material that leaves a volcano's vent is called ___________.
gas
magma
lava
liquid fire
- 4. Multiple Choice
A feature that forms in Earth´s crust when molten material reaches the surface is called a ____________________.
Mountain
Volcano
Rift Valley
Deep Ocean Trench
- 5. Multiple ChoiceThis plate is involved in all of the Ring of Fire Volcanoes.The Nazca PlateThe North American PlateThe Pacific PlateThe Indian Plate
- 6. Multiple ChoiceThe difference between magma and lava is _____where it is found (above or below the surface)how hot the molten rock is (lava is hotter than magma)the type of boundary where it formsthe viscosity of the molten rock (lava has a lower viscosity)
- 7. Multiple ChoiceThis is the name for the chain of volcanos around the edge of the Pacific Plate.Circle of FireRing of LavaRing of FireCircle of Magma
- 8. Multiple ChoiceOcean-Ocean Convergent boundaries form these.Hot SpotsContinental ArcsIsland ArcsCalderas
- 9. Multiple Choice
An area where material from deep within Earth´s mantle rises to the crust and melts to form magma is called
a hot spot.
a divergent boundary.
a rift valley.
a deep ocean trench.
- 10. Multiple Choice
TRUE or FALSE: Volcanoes form along the mid-ocean ridges, where two plates move together.
If false change the underlined word to make it true.
TRUE
FALSE: apart
FASLE: past each other
- 11. Multiple Choice
Not all volcanoes form along plate boundaries.
If false change the underlined word to make it true.
TRUE
FALSE: all
- 12. Multiple Choice
Magma is molten material from the mantle that has reached Earth’s surface.
TRUE
FALSE: lava
FALSE: a hot spot
FALSE a volcano
- 13. Multiple Choice
Where does magma form?
Crust
Upper mantle
Upper mantle and crust
Asthenosphere
- 14. Multiple ChoiceThe image shows the Mid Atlantic Ridge. Which type of boundary occurs at this ridge where the ocean floor is spreading apart?convergentdivergenttransform fault
- 15. Multiple ChoiceHotspots are found ___.at divergent boundariesat convergent boundariesat transform boundarieswithin a plate (intraplate)
- Answer choicesTagsAnswer choicesTags