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3-5 Time Marches On
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Total cards: 8•Content version: v3•Public deck•Updated: 8/1/2026
Card preview (8)
#1
Front (Question)
the standard method used to divide the earth’s long natural history manageable parts
Back (Answer)
geologic time scale
#2
Front (Question)
the largest division of geological time
Back (Answer)
eon
#3
Front (Question)
a unit of geological time that includess two or more periods
Back (Answer)
era
#4
Front (Question)
the death of every member of a species
Back (Answer)
extinction
#5
Front (Question)
a subdivision of a geological time period
Back (Answer)
epoch
#6
Front (Question)
a unit of geological time into which eras are divided
Back (Answer)
period
#7
Front (Question)
age of reptiles
Back (Answer)
Mesozoic era is known as…
#8
Front (Question)
age of mammals
Back (Answer)
Cenozoic era is known as…