The Eras Flashcards
1
Q
How was the earth different in the Mesozoic era
A
The climate was warmer the season were mild and sea lever was high and there was no polar ice
2
Q
The Triassic period
A
At that time we see the first dinosaurs and mammals and plants grow quickly ended with a mass extinction
3
Q
Jurassic period
A
After the mass extension this period recovered quickly and dinosaurs appear again and birds for the first time
4
Q
How old is the 🌏
A
4.5 billion
