Because living things made up of soft tissues did not leave fossils and these accounted for most of the life forms on earth.
Living organisms. Fossils too.
They are called index fossils, an aid to relative dating of rock.
compounds
changes in climate
fossils.
Many environments are not suitable for fossil formation.
This is because some of the things that existed were eaten by other things and so ceased to exist.
Because for much of the earth's early history, living things were made up of soft tissue only.
The Archean era represents a large span of time on Earth in whose fossils very little variety exists.
They are called fossils.
fossils
They are called fossils.
I think the answer you're looking for is fossils. Fossils are remnants or imprints of living things, such as animals and plants, which are from past geologic age and found in the earth's crust.
Anything is possible but not probable.
Fossils can be described as little traces of past life. They help in studying the history of the earth since they give important information regarding living things that were in existence and what may have caused their death.
Because things this old are only meteorites. Most of the earth is not this old. It was when the Solar System was still forming.
No, the environment on Venus is not conducive to the sort of life that exists on Earth.