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Question
Because the early Earth was a large sphere of magma, the earliest rocks that formed here were recycled into the mantle long ago. What is the age of the oldest radiometrically dated rocks discovered on the planet? (Or, what is the age of the oldest remaining rocks on Earth?)A) 6,000 years old
B) 4.6 million years old
C) 4 billion years old
D) 4.6 billion years old
Answer
This answer is hidden. It contains 1 characters.
Related questions
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B) Faults, fractures are younger than the rocks they cut through.
C) Sedimentary layers/lava
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F) Chunks of weathered rock are older than the rock they are contained in.
1. Superposition
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5. Unconformities
6. Inclusions
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A detrital sedimentary rock can be radiometrically dated because the clasts formed at the same time as the rock.
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In what era is the Jurassic period?
A) Precambrian
B) Paleozoic
C) Mesozoic
D) Cenozoic
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What does "-zoic" in the eras of the geologic time scale refer to?
A) Life
B) Water
C) Rock
D) Fossilization
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Which era are we currently in?
A) Mesozoic
B) Precambrian
C) Paleozoic
D) Cenozoic
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What is the effective maximum range for carbon-14 dating?
A) 100,000 years
B) 70,000 years
C) 10,000 years
D) 13,000 years
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What is the half-life of potassium-40?
A) 1.3 billion years
B) 704 million years
C) 14.1 billion years
D) 4.5 billion years
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________ is the scientific study of fossils.
A) Quaternary geology
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C) Geomorphology
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A) Kaolinite
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What kind of metamorphism will occur if the environmental conditions are 400C and 5 kilobars?
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