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- 1. Multiple ChoiceHow much area does our solar system take up out of the universe?It takes up most of the universeIt takes up a really tiny areaIt grows and shrinks so it variesIt takes up a very large area
- 2. Multiple Choice
According to the law of superposition, which layer is the youngest?ABC - 3. Multiple ChoiceWhich division on the geologic time scale is the shortest?epocheraeonperiod
- 4. Multiple ChoiceHow old do Paleontologists believe the Earth is?2015 years old3.6 billion years old4.6 billion years old4.6 million years old
- 5. Multiple ChoiceMost events on the geologic timeline happened:a long time ago, near the beginningmore recently, near the modern timeevenly spread outright in the center of the timeline
- 6. Multiple ChoiceWhich of the following questions can be answered by studying these fossil layers?What did the fish eat?Which organisms lived before/after/or at the same time?Why did dinosaurs become extinct?Are reptiles the ancestors to birds or fish?
- 7. Multiple ChoiceWhen scientists use logic to determine the age of one fossil compared to another, they use this type of dating.RelativeCarbonAbsolute
- 8. Multiple ChoiceScientists chose where units of geologic time began and ended based on major changes in life forms at certain times.truefalse
- 9. Multiple ChoiceWhy is the fossil record incomplete?fossils get eroded away over timemost organisms never became fossilsscavengers and decomposers eat them too quicklyall of the above
- 10. Multiple ChoiceThe Geologic Time Scale is a record of what?old geologistssweet geology musicthe known history of rocks and fossilsa list of every living thing ever
- 11. Multiple ChoiceWhich is the correct order of geologic time?Era >Eon >Period >EpochEon >Era >Period >EpochEpoch >Period >Era >EonEra >Eon > Epoch >Period
- 12. Multiple ChoicePaleozoic, Mesozoic & Cenozoic are allEpochsErasPeriodsEons
- 13. Multiple ChoiceWhat was probably the first organism on Earth?PlantsAlligatorsBacteriaFish
- 14. Multiple ChoiceThe ______________ era covers almost 90% of earth's history.PaleozoicMesozoicCenozoicPrecambrian
- 15. Multiple ChoiceWhich is the most recent era of time- the one that we are currently in?MesozoicPaleozoicCenozoicPrecambrian
- 16. Multiple Choicea break in the Earths crustfaultintrusionextrusionindex fossil
- 17. Multiple ChoiceWhich era is also known as the era of the dinosaurs?PrecambrianPaleozoicMesozoicCenozoic
- 18. Multiple ChoiceHow do we separate the geologic time scale into eras?So that they all last the same amount of timeEvery 1 billion yearsBased on major changes to life on EarthBased on when a new reptile appeared
- 19. Multiple ChoiceDuring which era was life very simple- bacteria, sponges, and jellyfish?Precambrian TimeCenozoicMesozoicPaleozoic
- 20. Multiple ChoiceDuring which era did life move to land for the first time?PrecambrianPaleozoicMesozoicCenozoic
- 21. Multiple ChoiceDuring which era did reptiles and amphibians evolve for the first time?PrecambrianPaleozoicMesozoicCenozoic
- 22. Multiple ChoiceDuring which era did birds evolve for the first time?PrecambrianPaleozoicMesozoicCenozoic
- 23. Multiple ChoiceWhen did mammals become the most dominant organisms?PrecambrianPaleozoicMesozoicCenozoic
- 24. Multiple ChoiceDuring which era did flowering plants become common?PrecambrianCenozoicMesozoicPaleozoic
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