1
What lake was formed as the result of the eruption?
Lake toba
Where is Mount Toba located?
In Barisan Mountains, North Central Sumatra Indonesia.
Length of lake toba (caldera)
~100km
Depth of thr caldera?
~450 meters
Width of the caldera
What are the key facts of the Toba Lake?
-Home to Batak culture
-Major tourist destination
-Geologically important for supervolcano studies
When did the Mount Toba erupted?
Some time between 71 000 - 74 000 years ago.
What type of lake is the Toba Lake?
Caldera Lake
Nothing..
Yes nothing, you won't get any points.
Why is the Toba Lake geologically important for supervolcano studies?
(a) Because it was one of the biggest eruptions in Earth's history.
(b) It affected the global climate.
(c) Magma system still active up to this day.
How did the eruption affect global climate?
It caused short term volcanic winter due to ash and aerosols blocking the sunlight
Minus point (sorry guys)
-150
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How did the Samosir Island was formed?
It was formed by uplift from magma movement.
Why is Mount Toba considered a supervolcano?
Because a supervolcano is a volcano capable of erupting more than 1000 cubic kilometers of material.
Bonus
you're welcome
Where is Mount Toba located?
In Barisan Mountains, North Central Sumatra Indonesia.
Why did the scientists thought that the eruption could nearly cause the extinction of modern humans?
Because it is considered as one of the largest volcanic eruption in history that sent the planet into a severe ice age which causing humans population to decrease rapidly
What is caldera?
A large hole(likely bowl-shaped) formed as the result of massive eruption.
Bonus
Yay
Explain how was lake toba formed!
The eruption emptied the magma chamber, intense earthquake causing it to collapse, forming a large caldera which is known as 'lake toba'
How did the eruption affected the environment?
The Toba eruption caused massive ashfall, acid rain, disrupted monsoons, harmed ecosystems, reduced photosynthesis,and main cause of stressed animal populations