Show:
VOCABULARY
EARTH'S HISTORY
RELATIVE DATING
ABSOLUTE DATING
MISC
100

REMAINS OR TRACES OF ANCIENT ORGANISMS

FOSSILS

100
LONGEST DIVISION OF TIME
What is EON
100
LAW STATING THE YOUNGEST YEARS ARE AT THE TOP
What is SUPERPOSITION
100
AN ATOM THAT DIFFERS IN THE NUMBER OF NEUTRONS THAT ITS LESS STABLE
What is ISOTOPE
100
TELLS YOU THE APPROXIMATE AGE OF A FOSSIL
What is RELATIVE - DATING
200

Used for Absolute Dating, the process where an unstable particle decays at a certain rate

HALF LIFE

200
CAUSED THE DINOSAURS TO GO EXTINCT
What is METEORITE
200
THE DIRECTION THAT ROCK LAYER FORM ORIGINALLY
What is HORIZONTAL OR FLAT
200
ANOTHER NAME FOR THE ORIGINAL ISOTOPE THAT DECAYS INTO THE DAUGHTER ISOTOPE
What is PARENT ISOTOPE
200
TELLS YOU THE EXACT AGE OF A FOSSIL
What is ABSOLUTE DATING
300

True or false 

THE LAWS OF NATURE ARE THE SAME TODAY AS THEY WERE IN THE PAST

True

300
SHORTEST DIVISION OF GEOLOGIC TIME
What is EPOCH
300
IF AN INTRUSION CUTS ACROSS ANOTHER LAYER, WHICH IS OLD THE INTRUSION OR THE LAYER
What is LAYER
300
ISOTOPE USED IN DATING FOSSILS
What is CARBON 14
300
EARTH'S AGE
What is 4.6 BILLION YEARS
400

The law that says oldest rocks are at the bottom, youngest at the top

What is Superposition

400
TYPE OF ORGANISM THAT DOMINATED EARTH FOR ABOUT 3 BILLION YEARS
What is SINGLE CELLED ORGANISMS OR PROKARYOTES AND EUKARYOTES
400
LAW THAT EXPLAINING THAT LAYERS SHOULD BE CONTINUOUS UNLESS THE ROCK MATERIAL RUNS OUT
What is LATERAL CONTINUITY
400
WHAT IS THE RATIO OF PARENT TO DAUGHTER ISOTOPES AFTER 3 HALF- LIVES
What is 7:1
400
ROCK TYPE THAT FOSSILS ARE FOUND IN
What is SEDIMENTARY
500
SCIENTIST WHO STUDIES ANCIENT ORGANISMS
What is A PALEONTOLOGIST
500

THE CURRENT ERA

What is CENOZOIC

500

What day of the cosmic calendar would written human history appear?

December 31

500
THE THE PARENT ISOTOPE STARTS OUT WITH 16, HOW MANY DAUGHTER ISOTOPES ARE THERE AFTER 1 HALF LIFE
What is 8
500

Name one species that is extinct

Mammoth, Dodo, etc.