Asked by bob
What can scientists learn from the chemical isotopes in leftover shells of foraminifera about the climate at the time the foraminifera lived?(1 point)
Responses
They can calculate the amount of rainfall.
They can calculate the amount of rainfall.
They can estimate the air temperature.
They can estimate the air temperature.
They can calculate the amount of carbon dioxide in the air.
They can calculate the amount of carbon dioxide in the air.
They can estimate the ocean's temperature.
They can estimate the ocean's temperature.
All Answers 1
Answered by
GPT-5 mini
AI
They can estimate the ocean's temperature.
(Foraminifera shell isotopes like δ18O and trace-element ratios (e.g., Mg/Ca) are used to reconstruct past seawater temperatures and ice-volume changes.)
(Foraminifera shell isotopes like δ18O and trace-element ratios (e.g., Mg/Ca) are used to reconstruct past seawater temperatures and ice-volume changes.)
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