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Fossils and stories they tells - Coggle Diagram
Fossils and stories they tells
Petrified wood
special
only forms
if everything happen just right
usually
when trees dies
fall to the ground
insect will
decompose
break down the wood
find it at
Petrified forest
Then
woods decay
become part of the soil
How they form
sometimes
volcanos explode
large amount of ash
buried
by sediment
fast enough
strong enough
Millon years ago
fossils not only show us
what plant and animals
was like million years ago
also show us
what land and water been like
The petrified forest
is a land with lush and green forest
with river and stream