0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
How long ago did the first land plants appear?
Land plants first appeared in the Silurian period. This period took place during the Paleozoic Era. This was 438 million years ago.
How many years ago was 1-1.8 million years ago?
1.8 million years ago
When was 4600 million years ago?
4600 million years ago
What is the meteorite-impact hypothesis?
Meteorite impact hypothesis is that theory about a meteorite hitting the earth some thousands of years ago and bringing the dinosaurs to extinction, better known as Alvarez
What do the names of the three eras of the Phanerozoic mean?
Three eras of the Phanerozoic Eon.Carboniferous - 359.2-299 million years ago - Plants Covered the Earth.Devonian - 417-354 million years ago - The Age of FishSilurian - 443-26 million years ago - Plants Move Onto Land
Where did the meteorite land sixty-five million years ago near Mexico?
At the Chicxulub crater, which covers almost half of the Yucatan peninsula.
How many years ago did the meteor storm happend that killed the dinosaurs?
65 million years ago the dinosaurs died out, presumably because of a massive meteorite.
When did the mass of extinction of dinosaurs occur?
65 million years ago. Nobody knows why they died but the main theories are a giant meteorite or the earth tilting on its axis making the world get cold.
What period do dinosaurs dominated the land?
Dinosaurs dominated the land from 200 Million Years Ago to about 66-66 Million Years Ago.
When did plants evolve?
Plants in the sea evolved about 3,600 million years ago. The first algal scum on land about 1,200 million years ago, The first first land plants appeared around 450 million years ago in the Ordovician period.
What was the land mass 150 million years ago?
pangea?
Is it true that the yucatan peninsula which was formed of limestone about 50 million years ago?
No. Actually, it is older than that: the Chicxulub crater in the Yucatan Peninsula is the most probable site where the meteorite that killed the dinosaurs crashed some 65 million years ago.
Is the gulf of Mexico a meteorite?
Yes. It is the Chicxsulub crater, partially touching both the Gulf of Mexico and the Yucatan Peninsula. It is the place where the meteorite that wiped out the dinosaurs crashed, some 65 million years ago.
When did vertebrates invade dry land?
350 million years ago
How was the land 200 million years ago?
pangaea
What year did plants form?
Around 1,200 Million years ago but it wasn't until around 450 million years ago land plants formed.
How long ago did the first land plants appear?
Land plants first appeared in the Silurian period. This period took place during the Paleozoic Era. This was 438 million years ago.
