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30 Cards in this Set
- Front
- Back
Theory of Creation |
The theory that God created the universe |
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1920 |
The year Big Bang Theory was discussed |
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Alexander Friedman and George Lamaitre |
They discovered the Big Bang Theory |
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13.7 Billion Years ago |
The universe started with a huge expansion when? |
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Singularity |
All the matter and energy in the univ. are crammed into a tiny compact called what? |
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Singularity Epoch |
TIMELINE OF BBT; earliest known period of the Universe |
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Planck Epoch |
Other term for Singularity Epoch |
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Singularity Epoch |
TIMELINE OF BBT; All matter condensed on a single point of infonite density and extreme heat |
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Inflationart Epoch |
TIMELINE OF BBT; Universe expanded from the size of an atomic nucleaus to 1035 meteres in width |
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Formation of the Universe |
TIMELINE OF BBT; The universe was made up of fundamental particles and energy: quarks, electrons, etc |
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Form of basic elements |
TIMELINE OF BBT; Protons and neutrons combined to form hydrogen nuclei |
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Nucleosynthesis |
The process of having pairs of hydrogen nuclei that form hydrogen nucleic |
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Radiation Era |
TIMELINE OF BBT; Lasted 10,000 years |
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Radiation Era |
TIMELINE OF BBT; Cosmic microwave background radiation |
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Matter domination |
TIMELINE OF BBT; Electrons jooned with hyrdrogen and helium nucleic to make small neutral atoms |
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Matter domination |
TIMELINE OF BBT; Existed 300,000 years ago |
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Birth of stars and galaxies |
TIMELINE OF BBT; Gained enough mass to ignite and produce light |
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Birth of stars and galaxies |
TIMELINE OF BBT; existed 300 million years ago |
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Fermions |
the matter particles |
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Quarks and leptons |
Two types of fermions |
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Bosons |
Force-carrying particles |
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Quarks |
Basic building blocks for protons and neutrons |
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Front (Term) |
Six types of quarks |
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Leptons |
Elementary particles; electrons, muon, and the tau |
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Front (Term) |
4 types of fundamental forces |
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Strong nuclear force |
force that binds nucleus |
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Electromagnetism |
Can be attractive or repulsive |
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Weak nuclear force |
short ranged forced present in radioactive decay |
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Gravitational force |
Attractive force that binds the solar system |
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Hubble's law |
A law that states that galaxies are retreating from the milky way at a speed that is proportional to theur distance |