Earthquakes & Volcanoes
Tsunamis are mainly caused by earthquakes but one of the less common causes is also volcanoes, which can either be on land or underwater. When they erupt, large amounts of water are displaced and a tsunami is formed.
The biggest tsunami ever was caused by an enormous 8.3 magnitude earthquake in Alaska on July 9, 1958. A landslide of rock fell into a lake and caused a wave bigger than the Empire State Building. Read more...
A few months ago, the last 6 months of 2016 looked unlikely to be very active seismically. After a review of the situation, a few discoveries have caused me to reassess & adjust things upward a bit.
The 1815 Mount Tambora Eruption – Largest Volcanic Eruption in Recorded History and the Year without a Summer
One of the largest and deadliest volcanoes in recorded history, not known by many, not even by many of the current inhabitants of that area! This volcano shifted the climate all over the globe!
Volcanic vents are fractures on the summit of a volcano through where lava is ejected. There are various types of volcanic vents; however, all vents connect the magma chamber, which is a pool of hot molten rock, to the...
A brief explanation of the largest and tallest volcano in the entire solar system , the Olympus Mons (extinct volcano) on the planet Mars!!!
An eruption of the Yellowstone super volcano would be a cataclysmic event that would kill many thousands and damage our planet. So is this huge caldera due to erupt in the near future?
An earthquake of magnitude 7.8 that hit the city of Tangshan at 3:42 a.m. on the 28th of July 1976, "The Great Tangshan Earthquake of 1976."
In the US, Alaska is the most earthquake-prone state and one of the most seismically active regions in the world. Alaska experiences a magnitude 7 earthquake almost every year, and a magnitude 8 or greater earthquake on...
This is part 4 of a 6 part hands-on unit study on Earth Science. Make edible volcanoes, build an erupting ring of fire, demonstrate plate tectonics using graham crackers, form each type of volcano using play-doh, and...
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