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Fractions
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#	Item
531	Planet Fractions and Scales 24 Some of the planets in our solar system are much bigger than Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2010-05-02 04:49:46 Space Astrological aspects Astrometry Observational astronomy Planet Jupiter Solar System Natural satellite Saturn Astronomy Astrology Planetary science
532	6 Fractions in Space Simple fractions come up in astronomy in many ways. One common way is Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2010-05-02 04:37:42 Celestial mechanics Jupiter Orbit Planet Neptune Ganymede Fraction Venus Orbital resonance Astronomy Astrology Planetary science
533	Atomic Fractions - III The electron inside an atom exists in one of many possible energy levels. These levels are like the rungs of a ladder. When it jumps from one level (rung) to the next, it gains or loses a specific Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2010-05-02 13:44:52 Quantum chemistry Spectroscopy Chemical properties Molecular physics Energy level Emission spectrum Electron Bohr model Ionization energy Physics Chemistry Atomic physics
534	Fun With Gears and Fractions 14 Gears are a common mechanical object used to change the rate of rotation of Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2012-11-16 10:36:42 Machines Mechanisms Gear Transmission Gear ratio Wheel train Mechanical engineering Gears Kinematics
535	Galaxy Distances and Mixed Fractions Our Milky Way galaxy is not alone in the universe, but has many neighbors. The distances between Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2010-05-02 13:33:16 Space NGC objects Unbarred spiral galaxies Local Group Messier objects Parsec Sombrero Galaxy Cosmic distance ladder Milky Way Astronomy Extragalactic astronomy Spiral galaxies
536	More Atomic Fractions The single electron inside an atom can exist in many different energy states. The lowest energy an electron can have is called the Ground State: this is the bottom rung on the ladder marked with an Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2010-05-02 13:44:18 Quantum chemistry Molecular physics Charge carriers Introductory physics Electron Energy level Energy Bohr model Rydberg atom Chemistry Physics Atomic physics
537	Solar Storms – fractions and percentages 36 Solar storms come in two varieties: Coronal Mass Ejections (CMEs) are clouds of Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2009-05-08 12:57:20 Sun Physics Light sources Coronal mass ejection Solar flare Corona Halo Solar and Heliospheric Observatory Flare Space plasmas Plasma physics Space
538	Atomic Numbers and Multiplying Fractions The Atomic Number, Z, of an element is the number of protons within the nucleus of the Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2010-05-02 13:33:48 Halogens Chemical properties Astatine Periodic table Fluorine Krypton Atomic number Atomic radius Electronegativity Chemistry Matter Chemical elements
539	Atomic Fractions The single electron inside a hydrogen atom can exist in many different energy states. The lowest energy an electron can have is called the Ground State: this is the bottom rung on the ladder marked with Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2010-05-02 13:41:26 Quantum chemistry Introductory physics Chemical properties Molecular physics Electronvolt Energy level Electron Energy Bohr model Physics Chemistry Atomic physics
540	Solar Storms: Odds, Fractions and Percentages 27 One of the most basic activities that scientists perform with their data is to look for correlations between different kinds of events or measurements in order to see if Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2012-03-21 11:47:32 Physics Astronomy Light sources Coronal mass ejection Sun Solar flare Corona Solar cycle Flare Plasma physics Space plasmas Astrophysics

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