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Erosion is one of the major causes of the missing rock layers, known as
a mark left by a dinosaur's tail
unconformities
eon
the uranium-lead method
index fossil
4.6 million years
radioactive decay
relative dating
Which of the following is a trace fossil?
a mark left by a dinosaur's tail
unconformities
eon
the uranium-lead method
index fossil
4.6 million years
radioactive decay
relative dating
How many years of the history of Earth do geologists study?
a mark left by a dinosaur's tail
unconformities
eon
the uranium-lead method
index fossil
4.6 million years
radioactive decay
relative dating
To determine the most accurate and precise age of Earth's oldest rocks, geologists would use
a mark left by a dinosaur's tail
unconformities
eon
the uranium-lead method
index fossil
4.6 million years
radioactive decay
relative dating
A fossil used to date surrounding rock layers is called a(n)
a mark left by a dinosaur's tail
unconformities
eon
the uranium-lead method
index fossil
4.6 million years
radioactive decay
relative dating
What process involves the comparison of rock layers with others in a sequence to determine its age?
a mark left by a dinosaur's tail
unconformities
eon
the uranium-lead method
index fossil
4.6 million years
radioactive decay
relative dating
Which of the following processes always occurs at a steady rate?
a mark left by a dinosaur's tail
unconformities
eon
the uranium-lead method
index fossil
4.6 million years
radioactive decay
relative dating
Which of the following is the largest division of geologic time?
a mark left by a dinosaur's tail
unconformities
eon
the uranium-lead method
index fossil
4.6 million years
radioactive decay
relative dating
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