Volcanoes
What are tectonic plates?
Simple definition: massive slabs of rock that make up continents and large land masses and shift around on the earths upper mantle.
What country did this event take place?
Iceland
How do tectonic plates create volcanoes?
When the plates shift, gaps are created allowing magma to surface.
How many tectonic plates does Iceland have?
3
Two major plates (North American and Eurasian) and one minor plate (Hreppaflevki)
How many eruptions have taken place since December 2023?
there have been 4 eruptions, the latest being on march 16-30th
What has Iceland done to prevent/redirect the lava flow?
They constructed a 2km long dirt defensive wall.
What is the difference between an explosive eruption and an effusive eruption?
Explosive: Sends ash, gas, magma into atmosphere
Effusive: Forms liquide lava flows
What was the name of the town that was evacuated and which peninsula was it on?
The town of GrindaVick on Reykjanes Peninsula
What chemical is released when lava hits seawater and why is it dangerous?
Hydrogen chloride gas
Causes irritation to eyes, skin and respiratory system
What was the Icelandic Prime Minister’s opinion on the current eruptions?
She mentioned ”it’s kind of a norm for us icelanders”