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Climate Proxies and Temperature Determination Quiz

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Climate Proxies and Temperature Determination Quiz

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Questions and Answers

What type of evidence is present to explain the first snowball earth?

Tree rings

Ice cores

Fossils (correct)

Geological formations

What is the driving force behind the formation and breakup of supercontinents?

Volcanic activity

Meteor impacts

Climate change

Plate tectonics (correct)

What was a significant factor contributing to the Permian-Triassic extinction event?

Volcanic eruptions (correct)

Release of methane

Tsunamis

Solar flares

What process leads to the depletion or enrichment of isotopes in a reservoir?

Evaporation Signup and view all the answers

What factor controls eustatic sea level?

Ocean salinity Signup and view all the answers

What is the primary purpose of using climate proxies?

To infer past climate conditions when direct measurements are not available Signup and view all the answers

How does the body size of warm-blooded organisms help us determine past temperature?

Larger animals have a lower surface area-to-volume ratio, allowing them to lose heat more slowly and maintain a more stable body temperature. Signup and view all the answers

What is the primary purpose of studying the Earth's past climate (paleoclimate)?

To validate current climate change models and predict future climate patterns. Signup and view all the answers

Which of the following is the best explanation for why the geologic timescale is divided into eons, eras, periods, and epochs?

To coincide with the appearance of major new types of life in the fossil record. Signup and view all the answers

What is the primary difference between 'relative age' and 'absolute age' in the context of geological dating?

Relative age refers to the order of geological events, while absolute age refers to the specific time when those events occurred. Signup and view all the answers