Precambrian
What was the Earth and climate like in the beginning of the Precambrian?
Hot ball of rock, volcanos, lava
What is the actual name of the "explosion of life"
The Cambrian Explosion
Which period in the Mesozoic had most of the dinosaurs we know today?
Cretaceous Period
Which continent got ejected from Gondwana during the Cenozoic?
India
How long ago did the Earth form?
4.5 Billion years ago
What are the Eons of the Precambrian, in the correct order from oldest to youngest.
Hadean, Archean, Proterozoic
Which of these four options is a period of the Paleozoic Era?
a. Orlivion c. Ordavoslyn
b. Ordolian d. Silurian
d. Silurian
Why are there aquatic dinosaur fossils in kansas?
Western interior seaway
What marks the start of the Cenozoic Era?
K-T Extinction
What is the Eon that starts when the Paleozoic starts?
Phanerozoic Eon
What percent of Earth's history is taken by the precambrian?
88% of all Earths history
What marks the END of the Paleozoic Era?
The great dying
Which period do we see the first birds?
Jurassic period
How would you describe the ice caps during the quaternary period/ Pleistocene epoch
Growing and shrinking
What did Pangea break apart into?
Laurasia and Gondwanaland
What is the name of the oldest/ first living thing?
Cyanobacteria
During which Period did we FIRST see land plants?
a. Devonian c. Cambrian
b. Carboniferous d. Permian
a. Devonian
What are the two categories for dinosaurs during the Jurassic?
Bird hipped and lizard hipped
Which Period did Hominids first show up?
BONUS 100 points****** How long have Humans existed?
Neogene Period
300,000 years
What is the scientific name for flowering plants, What era did they become dominant?
Angiosperm, Mesozoic Era
During which Era did the Earth start to cool and oceans form?
Archean
In the Paleozoic we saw rise two both vertebrates and invertebrates, which came first?
Invertebrates
What is the impact hypothesis?
Hypothesis for dinosaur deaths: Iridium layer where dinosaur fossils are below it, but not above
Which period are we currently living in?
Holocene - epoch
Quaternary - Period
What was the first mammal?
Brasilodon, small mouse-like