What are fossils ? what is the fossil record ? why is the fossil record important ?

Explanation:

Fossils refers to remnants or traces once-living thing from the past. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved in amber, hair, petrified wood, oil, coal, and DNA remnants.

Fossil record is the compilation of all known and unknown fossils over a period of time.

The importance of fossil records includes:

1) fossil records give scientists clues as to what the Earth was like millions of years ago.

2) Fossil records are used to determine how organisms alive today evolved.

3) It helps to understand how life in has changed over time.