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41 Cards in this Set
- Front
- Back
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The first element created (25%) When? |
Helium Radiation Era |
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A supercharged black hole which then exploded The theoretical origins of the universe Most wildly accepted by scientists. That the universe began to expand with the explosion of concentrated matter and energy. |
Big Bang |
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The second element that was made (75%) What era? |
Hydrogen Matter Era |
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Belgian Cosmologist and a Priest Pioneered the Big Bang Model Stated that the universe emerged from a state of enormous density and energy
What year? Which is coined by? |
Abbe George Edouard Lemaitre (George Lemaitre)
1894-1966 Fred Hoyle |
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Proposed that the universe is spatially bound (finite), static. When? |
Albert Einstein 1917 |
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3 Key Observational Elements |
Cosmic Microwave Background Big Bang Nucleosynthesis Hubble's Expansion |
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American astronomer that made a major discovery of Hubble's expansion. Used a 100in hooker telescope. When? |
Edwin Hubble 1930 |
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Also known as the twinkling of stars |
Cepheids |
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3 Theoretical Physicist and Cosmologist CMB |
George Gamow, Robert Herman & Ralph Alpher |
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3 parts of BBN |
BBN STELLAR SUPERNOVA |
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The afterglow of radiation |
Cosmic Microwave Background |
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The expansion of the universe |
Hubble's/Cosmic Expansion |
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2 Radio Astronomers that confirmed the presence of CMB |
Arno Penzias & Robert Wilson |
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Produces light elements right after the big bang Fusion of Neutron and Proton |
Big Bang Nucleosynthesis |
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The Father of atomism |
Democritus |
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The greek word that means unbreakable and uncuttable |
ATOMOS |
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The Teacher of the Father of Atomism and is the one who proposed Atomism |
Leuccipus |
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"To understand the very large we must understand the very small" |
Democritus |
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The one that proposed the Four Elements Theory |
Empedocles |
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From small to Big The growth of a seed |
Anaxagoras |
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Most influential philosopher Believed in the four elements and added _____ |
Aristotle Ether/Void |
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The creation of elixirs and trying to achieve the philosopher's stone |
Alchemy |
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Smallest unit of matter |
Atom |
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Combination of Atoms |
Molecules |
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Three types of bonds |
Ionic Covalent Metallic (oof not included in the exams na) = Ionic Polar Non-Polar |
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Metal and Non-metal A type of bond where in one element loses its electron and the other element gains electrons Loses electron = _ _ _ _ _ _ |
Ionic Bond "cation" |
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A diagram named by Gilbert N. Lewis Represents the number of valence electron. |
Lewis Dot Diagram |
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An outer shell electron that is associated with an atom |
Valence Electron |
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Capacity for each orbit |
2 8 8 32 |
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How to find proton |
Equal to Electron & Atomic Number |
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How to find neutron |
Subtract Atomic Mass to Proton |
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Both Non-metal And are sharing electrons |
Covalent Bond |
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Two Types of Covalent Bonds |
Polar - Unequal sharing of electrons Non-Polar - Equal |
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The tendency of an atom to attract a bonding pair of electrons |
Electronegativity |
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Electronegativity difference |
2.0 IONIC 0.5 -1.9 POLAR 0 - 0.4 NON-POLAR |
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Has no divide and is conceptualized by ___? |
Billiard Ball Model John Dalton |
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Negatively charge and is similar to Pudding. By ____? |
Plum Pudding Model Joseph John Thomson |
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______ found the existence of nucleus with the help of what experiment? "Bouncing back because of mass" |
Ernest Rutherford The Gold Foil Experiment |
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_______ that this model has their own frequency. |
Niels Bohr Atomic Planetary Model |
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The smallest and has no mass |
Electron |
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The current model in which the electron has no mass |
The Electron Cloud |
