a ball with no air in it
The Cenozoic era's surface was very bumpy and that when the Earth was flat. When the world started getting round Earths surface started getting flat, but that when there was a lot of earthquakes, which wiped out all the dinasours and made them exstinct.
Yes, human beings were present on Earth during the Cenozoic era.
Cenozoic era
Cenozoic era
The plants, insects, fish and dinosaurs lived on earth during the late Cenozoic era. Now all that is left on the earth are the fossils.
it got cooler
a bacteria
Earth is currently in the Cenozoic Era of the Phanerozoic Eon.
The most recent period of the Earth's history.
cheese
Cenozoic
The Earth has had 4 eras. The Precambrian time, Paleozoic era, Mesozoic, and the era we are in now, the Cenozoic.