Question

Age of oldest rock system is confirmed by which method

Answer 1

Age of old rocks can be determined by carbon dating technique or by reacting with radioactive c12 .

Hope it helps...

Answer 2

The age of oldest rock system is determined by considering the radio active materials which is present inside the rock.

Explanation:

• The "age of the rock" determined to be found is called absolute age.

• These materials are highly meant for finding the ways of age calculation.
• Another parameter is the relative rock age, this is the age of the two layer of the rocks that is present in regards with the surface texture.
• The formula for the calculation of the absolute age is Absolute age = time taken for the formation of the "most recent layer" + ( The No. of layers lying above the layer in question $\times$ by the "duration of the depositional cycle").

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