This type of fossil is formed from minerals filling and hardening in the empty space.
cast
A scientist who studies fossils
paleontologist
This type of fossil gives clues about a living things activities like footprints, tracks, eggshells etc.
trace
This is a timeline of Earth's history.
Geologic Time Scale
This is when a species no longer exists.
extinct
This type of fossil is a space in the shape of a living thing
mold
When animals die, the first part of fossilization is
the soft parts decay
The remains or mark of animal or plant that lived long ago
fossil
This type of fossil preserves the whole body by being stuck in sap.
amber
These come from remains of organisms that lived long ago such as coal, natural gas and oil.
fossil fuels
How long does it take to an organism to become a fossil?
thousands of years
Sand, mud and bits of shells and rocks are called
sediments