Quiz
2.2 Igneous Products and Processes
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Fragen in diesem Quiz (3)
1What is a Xenolith?
- Afghjk
- BA piece of rock within an igneous mass that is often derived from country rock.
- Cghyjukilo
2Complete the table on the properties of shield and strato volcanoes.
- ANon-viscous
- BViscous
- CMafic
- DSilicic
- EEffusive
- FQuiet eruptions as gas escapes easily
- GWide base (100s km)
- HCentral crater
- IShallow sides, 2-10 degrees
- JDivergent
- KHotspots
- LLittle pyroclastics
- MExplosive
- NViolent eruptions as gas is held in lava
- ONarrow base (10s km)
- PMade of alternating layers of lava & ash
- QSteeper sides, >30 degrees
- RConvergent Cont-Oc
- SConvergent Oc-Oc
- TMay have a caldera
3List the stages of volcanic activity that form a caldera.
1) [blank_start]Violent[blank_end] eruption
2) Magma chamber partially [blank_start]emptied[blank_end]
3) Volcanic cone collapses into [blank_start]magma chamber[blank_end]
4) Remaining magma is [blank_start]compressed[blank_end] and erupted leaving a large [blank_start]depression[blank_end]
5) [blank_start]Rainwater[blank_end] collects to form a [blank_start]lake[blank_end]- AViolent
- Bemptied
- Cmagma chamber
- Dcompressed
- Edepression
- FRainwater
- Glake
Informationen
- Beschreibung
- AS - Level Geology (F792) Quiz am 2.2 Igneous Products and Processes, erstellt von Izzy Backhouse am 28/04/2016.
- Autor
- Izzy Backhouse
- Sprache
- English
- Aufrufe
- 240
- Schlagwörter
- Bewertung
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