EOSC People/Times/Events

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Last updated: April 3, 2023

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First submitted	January 21, 2023
Times taken	11
Average score	100.0%
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Hint	Answer
suggested a law of stratigraphy	nicholas steno
when?	1669
what?	the law of superposition
proposed a big idea about the world	james hutton
when?	1780s
what?	uniformitarianism
understood a fundamental concept of how fossils work	george cuvier
when?	early 1800s
what?	extinction
realized something about rock layers	william smith
when?	early 1800s
what?	fossils
can be used to ...	organize rock ages
big part of the end triassic mass extinction	camp
be more specific -->	central atlantic magmatic province
which is ...	volcanism
reason for the cretaceous mass extinction - where on earth	chicxulub impact crater
more details	200 km wide
	tsunami deposits
	shocked quartz
	tektites
	concentric rings
	central peak

Hint	Answer
who discovered what killed the dinosaurs	walter and luis alvarez
when?	1980
what?	alvarez hypothesis
proposed hypothesis about impacts on earth	eugene and carolyn shoemaker
studied what crater	ries crater
suggested a cycle in impacts and extinctions	david raup
	jack sepkoski
russian impact	Tunguska
when?	june 30, 1908
details?	air blast
size?	70m
	no crater
	largest historical impact
another russian impact	chelyabinsk
when?	feb 15, 2013
details?	bolide
size?	20m
	without warning
big comet	comet shoemaker levy 9
when?	1993
where?	hit jupiter
risk of near earth objects assessed by the ...	torino scale

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