massextinctionwhen 50% ormore of life'sspecies dieout3.5 billionyearsagoTheevolution ofsimple cells -the first lifeRelativeDatingWhen oneobject or layeris determinedto be olderthan anotherIndexFossila widespreadfossil thatlived a shortperiod of timeasteroid a probablecause of theextinction ofdinosaurs andthe end of theMesozoicGoodnessEarth isold!Correlationthe matching ofsimilar rock layersthat allow a morecomplete record oftime between two ormore geographicareasLaw ofSuperpositionWhat'soldest isthe bottommost layerExtinctiondecreasesdiversity of life,but diversityrebounds.6thextinction?Extinction ratesareacceleratingand possiblycreating thiseven nowExtinctionis anaturalprocess.continentaldrift platetectonicsA cause ofenvironmentalchange whoseeffect on climatescan cause massextinctionOur humanbehavior iscausingacceleratingextinctions.96% oflife wentextinctThe massextincton 252mya at the endof the Paleozoickilled off this %radioactivityThe Earth's agewasn't determineduntil this naturalphenomenon wasdiscovered andunderstood4.54billionyears agoTheEarth'sformationGeologicTimeScalethe organization ofthe Earth's historyas recorded inlayers of the EarthAbsoluteDating An actual agein years isdeterminedthrough thismethodprokaryoticcellswithout anucleusThe very firstlife thatevolved inthe oceansComplexlife isrelativelyrecent.Volcaniceruptionsevidence fromSiberia and theprobable causeof massextinctionMesozoicThe"middle"eramoon rocks,earth rocks,meteoritesBased on theage of thesematerials,Earth's age wasdeterminedoxygenbuildup intheatmosphereComplex cellsaltered theenvironmentin this majorwayErasmajor timeperiod ofEarthhistoryCenozoicThe eraofhumans<1 %The % timehumanshave beenpresent onEarthPaleozoicThe oldestera thatincludesevidence oflifeHumansare veryvery veryrecent.eukaryoticcells witha nucleusexplained bya theory ofsymbiosisbetweenbacteriamassextinctionwhen 50% ormore of life'sspecies dieout3.5 billionyearsagoTheevolution ofsimple cells -the first lifeRelativeDatingWhen oneobject or layeris determinedto be olderthan anotherIndexFossila widespreadfossil thatlived a shortperiod of timeasteroid a probablecause of theextinction ofdinosaurs andthe end of theMesozoicGoodnessEarth isold!Correlationthe matching ofsimilar rock layersthat allow a morecomplete record oftime between two ormore geographicareasLaw ofSuperpositionWhat'soldest isthe bottommost layerExtinctiondecreasesdiversity of life,but diversityrebounds.6thextinction?Extinction ratesareacceleratingand possiblycreating thiseven nowExtinctionis anaturalprocess.continentaldrift platetectonicsA cause ofenvironmentalchange whoseeffect on climatescan cause massextinctionOur humanbehavior iscausingacceleratingextinctions.96% oflife wentextinctThe massextincton 252mya at the endof the Paleozoickilled off this %radioactivityThe Earth's agewasn't determineduntil this naturalphenomenon wasdiscovered andunderstood4.54billionyears agoTheEarth'sformationGeologicTimeScalethe organization ofthe Earth's historyas recorded inlayers of the EarthAbsoluteDating An actual agein years isdeterminedthrough thismethodprokaryoticcellswithout anucleusThe very firstlife thatevolved inthe oceansComplexlife isrelativelyrecent.Volcaniceruptionsevidence fromSiberia and theprobable causeof massextinctionMesozoicThe"middle"eramoon rocks,earth rocks,meteoritesBased on theage of thesematerials,Earth's age wasdeterminedoxygenbuildup intheatmosphereComplex cellsaltered theenvironmentin this majorwayErasmajor timeperiod ofEarthhistoryCenozoicThe eraofhumans<1 %The % timehumanshave beenpresent onEarthPaleozoicThe oldestera thatincludesevidence oflifeHumansare veryvery veryrecent.eukaryoticcells witha nucleusexplained bya theory ofsymbiosisbetweenbacteria

Untitled Bingo - Call List

(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.


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  1. when 50% or more of life's species die out
    mass extinction
  2. The evolution of simple cells - the first life
    3.5 billion years ago
  3. When one object or layer is determined to be older than another
    Relative Dating
  4. a widespread fossil that lived a short period of time
    Index Fossil
  5. a probable cause of the extinction of dinosaurs and the end of the Mesozoic
    asteroid
  6. Goodness Earth is old!
  7. the matching of similar rock layers that allow a more complete record of time between two or more geographic areas
    Correlation
  8. What's oldest is the bottom most layer
    Law of Superposition
  9. Extinction decreases diversity of life, but diversity rebounds.
  10. Extinction rates are accelerating and possibly creating this even now
    6th extinction?
  11. Extinction is a natural process.
  12. A cause of environmental change whose effect on climates can cause mass extinction
    continental drift plate tectonics
  13. Our human behavior is causing accelerating extinctions.
  14. The mass extincton 252 mya at the end of the Paleozoic killed off this %
    96% of life went extinct
  15. The Earth's age wasn't determined until this natural phenomenon was discovered and understood
    radioactivity
  16. The Earth's formation
    4.54 billion years ago
  17. the organization of the Earth's history as recorded in layers of the Earth
    Geologic Time Scale
  18. An actual age in years is determined through this method
    Absolute Dating
  19. The very first life that evolved in the oceans
    prokaryotic cells without a nucleus
  20. Complex life is relatively recent.
  21. evidence from Siberia and the probable cause of mass extinction
    Volcanic eruptions
  22. The "middle" era
    Mesozoic
  23. Based on the age of these materials, Earth's age was determined
    moon rocks, earth rocks, meteorites
  24. Complex cells altered the environment in this major way
    oxygen buildup in the atmosphere
  25. major time period of Earth history
    Eras
  26. The era of humans
    Cenozoic
  27. The % time humans have been present on Earth
    <1 %
  28. The oldest era that includes evidence of life
    Paleozoic
  29. Humans are very very very recent.
  30. explained by a theory of symbiosis between bacteria
    eukaryotic cells with a nucleus