Formation of the Universe
The leading scientific theory explaining the origin and evolution of our universe
What is The Big Bang Theory?
How old the earth is approxamately
What is 4.6 billion years old?
As earth cooled down, continents appeared, and water vapor began to condense and form our oceans.
What is the Hadean Eon ?
The rapid evolution of lifeforms such as mollusks, brachiopods, and trilobites.
What is the Cambrian explosion?
This era saw the evolution and extinction of dinosaurs
The universe started as a . . .
What is a hot, dense point?
A planet that is not fully formed yet
What is a planetesimal?
Prokaryotes such as Cyanobacteria started to form, releasing oxygen as a waste product into oceans
What is the Archean Eon?
A single celled organism with no nucleus or other membrane bound organelles
What is a prokaryote?
The name of the mass extinction event that killed the dinosaurs
What is the Cretaceous–Tertiary Event/K-T Event?
How old the universe is
What is 13.8 billion years old
The object the size of ____ crashed into earth and formed the __________
What is Mars? What is Moon?
Oxygen began t be released into the atmosphere, causing significant cooling called Snowball Earth
What is the Great Oxygenation Event?
A multicellular organism with cell nuclei and other membrane bound organelles
What is a eukaryote?
The kinds of lifeforms that started evolving during the Cenozoic era
What are mammals and birds?
Something wrong with the model we used in our big bang balloon lab
What is the galaxies grew in size?
The driving factor in the formation of earth
What is gravity?
Aerobic organisms started to appear, prokaryotes started to evolve into eukaryotes
What is the Proterozoic Eon?
Fish and nautiluses evolved during this era and lifeforms moved onto dry land in the form of plants, flightless insects, spiders, amphibians, forests and reptiles
What is the Paleozoic Era?
What do paleontologists believe the be the driving factor of the evolution of humans?
What is climate change?
The size of the galaxies in our universe are not growing, but the ________ between them is
What is space?
The model we use to explain how the earth grew dur to accumulation
What is Core Accretion Model
Everything prior to the formation of the ozone layer, and therefore life evolving onto land
What is the Precambrian period?
A large group of soft-bodied invertebrate animals that usually have a hard outer shell
What is a mollusk?
Modern humans evolved on what continent?
What is Africia?