Karteikarten
10.3 Volcanoes
Karten in diesem Stapel (16)
- 1What is magma?Molten rock below Earth's surface.
- 2What is a mantle plume?A column of hot molten rock below Earth's surface.
- 3What is the focus?Site where an earthquake begins?
- 4What are p-waves?Longitudinal waves that pass through Earth's interior.
- 5What are materials that are released when a volcano erupts?-gas such as steam
-volcanic ash
-molten lava
-volcanic rock - 6What temperarure can lava get up to?temperatures above 1200*c
- 7Where do volcanoes form?Most volcanoes form near the edges of tectonic plates.
- 8What are hot spots?Isolated weak spots in the crust where a lot of hot magma is created.
- 9What is subduction?When one plate sinks below another plate during a collision.
- 10What is the lithosphere?Name for the crust and the upper mantle together; Earth's tectonic plates.
- 11What are surface waves?The slowest waves and cause the most destruction.
- 12What are s-waves?Are transervse waves that travel slightly slower than p-waves through earth.Transverse waves move the ground up and down.
- 13How are earthquakes measured?Through an instrument called a seismometer.
- 14Where do earthquakes occur?Locations of earthquakes allign with the boundaries of tectonic plates.
- 15What is the most commonly used way to measure the strength of an earthquake?Through the MMS scale (moment magnitude scale).
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Informationen
- Beschreibung
- Karteikarten am 10.3 Volcanoes, erstellt von Rubah Albadri am 02/11/2019.
- Erstellt von
- Rubah Albadri
- Aufrufe
- 15
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