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Fossil/Half Life
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Total cards: 6•Content version: v3•Public deck•Updated: 8/1/2026
Card preview (6)
#1
Front (Question)
How do geologists use half-life
Back (Answer)
Tells them how old rocks/minerals are.
#2
Front (Question)
Relative dating
Back (Answer)
When geologists use other organisms and minerals to determine how old a rock is (roughly)
#3
Front (Question)
Law of super position
Back (Answer)
A law saying the older rock is on the bottom and the younger rock is in the top
#4
Front (Question)
Which elements have a half-life
Back (Answer)
Carbon
#5
Front (Question)
What era are we in now
Back (Answer)
Cenozoic era
#6
Front (Question)
Half life
Back (Answer)
The time required for half of a sample of radioactive material to decay.