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How long ago did sponge first appear on earth?
Sponges are one of the earliest forms of multicellular life on Earth, with fossils dating back to over 600 million years ago during the Ediacaran period. This makes sponges one of the oldest living animal lineages on the planet.
What Ancient blank reveal magnetic field blank from long ago?
Ancient pottery reveal magnetic field changes from long ago. By studying the alignment of magnetic minerals in the pottery, researchers can reconstruct past magnetic field intensity and direction, providing insights into the Earth's magnetic field history.
How many people do scientists estimate were living on earth 9000 years ago?
Scientists estimate that around 5-10 million people were living on Earth 9000 years ago, during the Neolithic period, based on archaeological evidence. This was a time when human populations were starting to transition from a nomadic lifestyle to settled agricultural communities.
How old was earth when life appeared on it?
The Earth is about 4.5 billion years old. Life appeared on Earth about 3.5 billion years ago. The Earth would have been about 1 billion years old at that time.
The idea that processes occurring now on Earth are much the same as those that occured long ago is called what?
The idea that processes occurring now on Earth are much the same as those that occurred long ago is called uniformitarianism. This principle suggests that the same natural laws and processes that operate in the present have always operated in the past to shape the Earth's surface.
How long sharks being living in earth?
some early fossils suggest as long ago as 400-450 million years ago. There is of course some debate over the specifics, however nonetheless.... a long long time.
How earth came?
how long ago was earth made
What is the remain of a living thins that lived long ago called?
the remains of a living thing that lived a long time ago is called a fossil.
How long ago were people living in Norway?
5,000 years ago
Fish appeared on Earth about how long ago?
2years ago :)
How long ago did the dogs begin living with humans?
12,000 years ago
Dinosaurs ruled earth how long ago?
about 65000000 years ago
When did god invent the earth?
A long long long time ago.
How long were dinosaurs living?
millions of years ago
How long ago did dinousaurs start living?
about 50 million years ago i think
How long ago the first living thing form?
3.5 billion years ago.
How long was dinsaurs on the Earth?
they were on earth for more than 1,000,000 years ago
