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- 1. Multiple Choice
Which best describes a fossil that helps determine the relative age of a rock layer?trace fossilindex fossilradioactive fossilunconformity fossil - 2. Multiple ChoiceWhich process would be most effective in determining the age of fossils embedded in rock?relative datingabsolute datinguse of index fossilsuse of core sampling
- 3. Multiple ChoiceBy which method have scientists determined that Earth is about 4.5 billion years old?plate tectonicsrelative datingradioactive datinglaw of superposition
- 4. Multiple ChoiceWhich characteristic of carbon-14 dating helps scientists determine the approximate time a species became extinct?Carbon-14 is NOT present in more recent fossilsCarbon-14 increases at a constant rate over timeCarbon-14 decreases at a constant rate over timeCarbon-14 can only be foun in fossils of a certain period
- 5. Multiple ChoiceWhich layer contains the oldest index fossils?Layer 1Layer 2Layer 3Layer 4
- 6. Multiple ChoiceWhich is the most accurate method scientists can use to estimate Earth's age?relativismsuperpositionrelative datingradioactive dating
- 7. Multiple ChoiceWhich statement is true ?The oldest layers of rock and soil are closet to the surface of the earthThe youngest layers of rock and soil are farther away from the surface of the earthCarbon-14 dating is an example of relative dating an the law of superposition is an example of absolute datingAbsolute geologic dating an relative geologic dating are two methods used by scientists to determine age of geologic evidence
- 8. Multiple ChoiceSeveral different fossils were found in rock layers in a geologic column. Above these rock layers, the fossils were almost nonexistent. Which most likely explains these observations?a non conformity occurred.All the organisms migrated.A period of mass extinction occurred.
- 9. Multiple ChoiceThis diagram shows fossils from different eras of geologic time. Which index fossil would indicate the oldest rock?Venericardia planicostaNerinea trinodosaParadoxides pinus
- 10. Multiple ChoiceThe picture shows the fossilized tooth of an extinct shark called a Megalodon. Which evidence can scientist most likely gain from studying the fossilized tooth?the different types of prey eaten by the sharkthe differences from teeth of iving sharksthe events that led to how the shark diedthe color of the skin of the shark
- 11. Multiple ChoiceWhich type of rock replaces bone and other hard organic materials to create rock molds of fossils?metamorphicsedimentaryextrusive igneous
- 12. Multiple ChoiceFossil remains of a trilobite are most likely to be found in which type of rock?igneousvolcanicsedimentarymetamorphic
- 13. Multiple ChoiceWhich best describes a fossil that helps determine the relative age of a rock layer?index fossilunconformity fossil
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