Question

what are fossils?How are they formed?Explain two methods to determine the age of fossils.

Answer 1

Fossils are the remainings of planta and animals
2 methods

1. Relative method

2. Carbon -dating method

Answer 2

Fossils were formed million of years ago when the dead bodies of plants and animals were buried inside the wetty soil. Over time it became fossil.

Age of fossils can be determined by :
(i) Carbon- dating- The number of CARBON 14 atoms are calculated which gives fossil's age.

(ii) Distance from the top layer of soil - Its distance from the earth crust can be used to determine its age as the oldest fossil will be buried at the deepest.

Hope it helps!
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