100 m - ️️The impact, expansion of water after filling the crater, and related seismic activity spawned megatsunamis over how tall?
Why is it safe to return to the beach after a tsunami wave first arrives and has already caused damage? - ️️It is not safe to return to the beach because tsun...
100 m - ✔ ✔ The impact, expansion of water
after filling the crater, and related seismic activity
spawned megatsunamis over how tall?
Why is it safe to return to the beach after a tsunami
wave first arrives and has already caused damage? -
✔ ✔ It is not safe to return to the beach because
tsunamis consist of several waves
Why is Pompeii interesting to study? - ✔ ✔ a.
Because it was buried under 4 to 6 m of volcanic ash
and pumice in the eruption of Mount Vesuvius in AD
79
b. Because it was largely preserved under the ash
such that the excavated city offered a unique
snapshot of Roman life, frozen at the moment it was
buried.
,c. Because the decayed bodies of the dead left voids
in the ash which archaeologists found could be used
as molds to make plaster casts of these people in
their final moments of life.
d. All the above
Answer is: All the Above
When the Åkerneset landslide occurs, how much time
will the town of Geiranger have to evacuate before the
tsunami hits? - ✔ ✔ 10 minutes
When traveling through the deep Pacific Ocean, how
high did the 2011 Japan tsunami reach? - ✔ ✔
Less than 1 meter
When will a wave moving toward shore typically break
(crash down from its tallest height)? - ✔ ✔ When
the water depth is equal to the wave height
, Where does the heat that leads to the steam that
powers the geyser generally originate from? - ✔ ✔
A magma chamber
Which is the calmest type of volcanic event? - ✔ ✔
Hawaiian
Which is the most dangerous hazard near a volcano?
- ✔ ✔ Pyroclastic flow
Which is the most explosive type of volcanic
eruption? - ✔ ✔ Plinian
True or False: In addition to large explosive eruptions,
Yellowstone has also had a long history of large lava
flows demonstrating the variability of its eruptions. -
✔ ✔ True
True or False: It is possible to stop a lava flow by
spraying water on it. - ✔ ✔ True
True or False: Like earthquakes, it is impossible to
predict volcanic eruptions. - ✔ ✔ False
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