millions or billions years depending on the geological period it comes from.
Absolute Age
true
Uranium isotopes could be used to date rock of this age if they are present in the rock.
age of a rock unit in number of years before present (numerical age).
It is best determined by radiometric dating techniques which measure the decay of radioactive elements.
The age in years of a rock or other object is known as Absolute Age.
The Rock is 37 years old.
Absolute Age
not a clue
true
absolute age
absolute age
Uranium isotopes could be used to date rock of this age if they are present in the rock.
The Golden Age of Rock 'n' Roll was created in 1974-02.
60 Million Years
age of a rock unit in number of years before present (numerical age).
It is best determined by radiometric dating techniques which measure the decay of radioactive elements.