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Older rocks lie below the youngest rocks.
older rocks are below the youngest rocks
are common and lived a short time
Law of Superposition
absolute
Radioactive decay
past climates/atmospheric change
half-life
unconformity
The age of a rock given as the number of years since the rock formed.
older rocks are below the youngest rocks
are common and lived a short time
Law of Superposition
absolute
Radioactive decay
past climates/atmospheric change
half-life
unconformity
Air bubbles trapped inside ice cores help scientists determine...
older rocks are below the youngest rocks
are common and lived a short time
Law of Superposition
absolute
Radioactive decay
past climates/atmospheric change
half-life
unconformity
The time it takes for half of the atoms in a radioactive element to decay
older rocks are below the youngest rocks
are common and lived a short time
Law of Superposition
absolute
Radioactive decay
past climates/atmospheric change
half-life
unconformity
Index fossil have 2 requirements...
older rocks are below the youngest rocks
are common and lived a short time
Law of Superposition
absolute
Radioactive decay
past climates/atmospheric change
half-life
unconformity
The breakdown of a radioactive isotope, releasing particles and energy.
older rocks are below the youngest rocks
are common and lived a short time
Law of Superposition
absolute
Radioactive decay
past climates/atmospheric change
half-life
unconformity
The Law of Superposition states...
older rocks are below the youngest rocks
are common and lived a short time
Law of Superposition
absolute
Radioactive decay
past climates/atmospheric change
half-life
unconformity
A gap in the geologic column...
older rocks are below the youngest rocks
are common and lived a short time
Law of Superposition
absolute
Radioactive decay
past climates/atmospheric change
half-life
unconformity
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