url stringlengths 14 987 | title stringlengths 0 45k | headings stringlengths 1 532k | body stringlengths 1 1.4M | docid stringlengths 16 25 |
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http://abw.extensionfile.net/ | Open ABW File | Open ABW File
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To open ABW file you need to find an application which works with that kind of file. ABW file extension is used by operating systems to recognize files with content of type ABW. Here is some information which will get you started.
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To see if you have an application which... | msmarco_doc_00_71700149 |
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Latest Evidence
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Why do people work so hard on their abdominal muscles?
The majority of people who train at the gym, on the track or the field focus... | msmarco_doc_00_71712830 |
http://abys.net/national-abyssinian-rescue-and-adoption/ | National Rescue | Abyssinian Cat Breeders Network | National Abyssinian Cat Rescue and Adoption Website
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Welcome to Abyssinian Rescue. Thank you for stopping by! At Abyssinian Rescue we believe every animal deserves the best in life and we have invested a lot of resour... | msmarco_doc_00_71716809 |
http://abyss.uoregon.edu/%7Ejs/ast121/lectures/lec20.html | Uranus/Neptune
Uranus:
Uranus is the seventh planet from the Sun. It has the third-largest
planetary radius and fourth-largest planetary mass in the Solar System. Uranus is similar in composition to Neptune, and both have different bulk
chemical composition from that of the larger gas giants Jupiter and Saturn. For thi... | msmarco_doc_00_71722946 | ||
http://abyss.uoregon.edu/%7Ejs/ast122/lectures/lec09.html | Stellar Types
Stellar Color:
Readings:
Schneider & Arny: Units 55, 57
Stars have a range of colors which represent their surface
temperatures due to Wien's law (which states that the peak emission
of light from an object goes as the inverse of temperature). The
color of a star is determined by that part of the visible... | msmarco_doc_00_71740590 | ||
http://abyss.uoregon.edu/%7Ejs/ast123/lectures/lec02.html | Medieval Cosmology | Medieval Cosmology
Rationalism:
Science, it is widely agreed, originated from two main sources. One was the need to develop practical knowledge and to pass it from generation to generation. The other was a more spiritual concern with the nature and origin of the world. Common to both of these well-springs of science ... | msmarco_doc_00_71748082 | |
http://abyss.uoregon.edu/%7Ejs/ast123/lectures/lec11.html | Hubble sequence
Readings:
Galaxies
Hubble Scheme
Hubble sequence :
The Milky Way galaxy is not the only galaxy in the Universe. Edwin Hubble showed in the 1930's
that most of the `nebula' seen in the sky are, in fact, external galaxies, systems composed of
billions of stars well outside the Milky Way. Later work by Hub... | msmarco_doc_00_71775640 | ||
http://abyss.uoregon.edu/%7Ejs/glossary/bohr_atom.html | Bohr Atomic Model
Bohr Atomic Model :
In 1913 Bohr proposed his quantized shell model of the atom to explain how
electrons can have stable orbits around the nucleus. The motion of the
electrons in the Rutherford model was unstable because, according to
classical mechanics and electromagnetic theory, any charged partic... | msmarco_doc_00_71784497 | ||
http://abyss.uoregon.edu/%7Ejs/glossary/coriolis_effect.html | Coriolis Effect
Coriolis Effect:
Coriolis effect is an inertial force described by the 19th-century
French engineer-mathematician Gustave-Gaspard Coriolis in 1835. Coriolis showed that, if the ordinary Newtonian laws of motion of
bodies are to be used in a rotating frame of reference, an inertial
force--acting to the ... | msmarco_doc_00_71788613 | ||
http://abyss.uoregon.edu/%7Ejs/glossary/dynamo_effect.html | Dynamo Effect
Dynamo Effect :
The dynamo effect is a geophysical theory that explains the origin of
the Earth's main magnetic field in terms of a self-exciting (or
self-sustaining) dynamo. In this dynamo mechanism, fluid motion in
the Earth's outer core moves conducting material (liquid iron) across
an already existin... | msmarco_doc_00_71791704 | ||
http://abyss.uoregon.edu/%7Ejs/glossary/electromagnetic_radiation.html | Electromagnetic Radiation
Electromagnetic Radiation:
Electromagnetic radiation is energy that is propagated through free
space or through a material medium in the form of electromagnetic
waves, such as radio waves, visible light, and gamma rays. The term
also refers to the emission and transmission of such radiant ene... | msmarco_doc_00_71794961 | ||
http://abyss.uoregon.edu/%7Ejs/glossary/spectral_types.html | Spectral Types
Spectral Types:
Most stars are grouped into a small number of spectral classes. The
Henry Draper Catalogue lists spectral classes from the hottest to the
coolest stars. These types are
designated, in order of decreasing temperature, by the letters O, B,
A, F, G, K, and M. This group is supplemented by R-... | msmarco_doc_00_71799782 | ||
http://abyss.uoregon.edu/%7Ejs/glossary/temperature_scale.html | Temperature Scales
There are three temperature scales in use today, Fahrenheit, Celsius and
Kelvin.
Fahrenheit temperature scale is a scale based on 32 for the freezing
point of water and 212 for the boiling point of water, the interval
between the two being divided into 180 parts. The 18th-century German
physicist Dan... | msmarco_doc_00_71804410 | ||
http://abyss.uoregon.edu/~js/21st_century_science/lectures/lec04.html | Electromagnetism
Electric Charge:
Readings:
Electricity
Field Theory
Electromagnetism
electricity = phenomenon involving electric charges
common examples are static electricity and lightening
The existence of electricity, the phenomenon
associated with stationary or moving electric charges, has been known
since the Gre... | msmarco_doc_00_71807398 | ||
http://abyss.uoregon.edu/~js/21st_century_science/lectures/lec09.html | Evolution
Evolution:
core theory for biology is evolution
gene = atom, gene pool = macroscopic object
Biology as a science made its move from an Aristotelean stage to a
Newtonian one with the development of the theory of evolution. Evolution is a change in the gene pool of a population over time. A gene
is a hereditary... | msmarco_doc_00_71831108 | ||
http://abyss.uoregon.edu/~js/21st_century_science/lectures/lec11.html | Atomic Structure
Thomson Atom:
Readings:
Rutherford
Planck curve
Kirchhoff laws
Thomson uses CRT to discover electrons, a small piece of Dalton's atoms
The next great step forward in the understanding of atoms was accomplished by John
Thomson. Using a cathode ray scope, Thomson determined that all matter,
whatever its ... | msmarco_doc_00_71843352 | ||
http://abyss.uoregon.edu/~js/21st_century_science/lectures/lec12.html | Planck's constant:
Readings:
Planck's constant
Photoelectric effect
wave-particle duality
Bohr atom
accelerating electron produces EM radiation (light), loses energy and spirals into nucleus, i.e. atom should
not work
The UV catastrophe and the dilemma of spectral lines were already serious
problems for attempts to und... | msmarco_doc_00_71857481 | ||
http://abyss.uoregon.edu/~js/21st_century_science/lectures/lec13.html | Two-Slit Experiments
Young Two-Slit Experiment:
Readings:
two slit experiment
Copenhagen Interpretation
Quantum Mechanics
the two slit experiment is key to understand the microscopic world
The wave-like properties of light were demonstrated by the famous
experiment first performed by Thomas Young in the early nineteent... | msmarco_doc_00_71876534 | ||
http://abyss.uoregon.edu/~js/21st_century_science/lectures/lec14.html | Uncertainty Principle
Uncertainty Principle:
Readings:
uncertainty principle
Schrodinger's cat
Anti-matter
the uncertainty principle states that the position and velocity
cannot both be measured,exactly, at the same time (actually pairs of position, energy and
time)
uncertainty principle derives from the measurement pr... | msmarco_doc_00_71886518 | ||
http://abyss.uoregon.edu/~js/ast121/lectures/lec02.html | History of Astronomy
History of Astronomy:
We have very little in the form of recorded information on early man's impression of
the heavens, mostly some drawings of eclipses, comets, supernovae such as
the Pueblo Petrograph (see below). However, early man was clearly frightened/overwhelmed by the sky. One of the earli... | msmarco_doc_00_71910995 | ||
http://abyss.uoregon.edu/~js/ast121/lectures/lec03.html | Earth Coordinate System | Earth Coordinate System
Great Circles:
To explore the solar system, one first needs a coordinate system, a map. For getting around town, a flat map works fine with four directions, north, east, south, west. However, the sky appears to look like a sphere, so spherical coordinates are needed.
The shortest path between tw... | msmarco_doc_00_71933564 | |
http://abyss.uoregon.edu/~js/ast121/lectures/lec04.html | Orbits
Planetary Configurations:
With the success of the heliocentric model, the order of the planets with respect to
distance from the Sun is known by the 15th century (but not their actual distances). The planets outside of the Earth's orbit (Mars, Jupiter, Saturn, Uranus, Neptune) are
called superior planets. The pl... | msmarco_doc_00_71951578 | ||
http://abyss.uoregon.edu/~js/ast121/lectures/lec13.html | Galilean Satellites
Galilean Satellites:
Not all the terrestrial worlds are planets. For example, the Galilean worlds are the
four largest moons of Jupiter: Io, Europa, Ganymede, and Callisto. They were first
seen by Galileo Galilei in January 1610, and recognized by him as satellites of
Jupiter in March 1610. They ar... | msmarco_doc_00_71963394 | ||
http://abyss.uoregon.edu/~js/ast121/lectures/lec14.html | Terrestrial Planet Atmospheres
Primary Atmospheres:
The primary atmosphere for every terrestrial world was composed mostly
of light gases that accreted during initial formation. These gases
are similar to the primordial mixture of gases found in the Sun and
Jupiter. That is 94.2% H, 5.7%
He and everything else less tha... | msmarco_doc_00_71983537 | ||
http://abyss.uoregon.edu/~js/ast121/lectures/lec16.html | Terrestrial Planet Interiors
Planetary Interiors:
We can not examine the interiors of planets directly (even our own). Thus,
we build computer models. A computer model basically takes the known laws of physics
(in mathematical form) and calculates what are the conditions at any particular point
inside the planet. To p... | msmarco_doc_00_71992589 | ||
http://abyss.uoregon.edu/~js/ast121/lectures/lec17.html | Moons | Moons
Moons:
Moons are `fossils" into a planet's past. The major, named moon systems are (see diagram above):
Earth: Luna (The Moon)
Mars: Deimos, Phobos
Jupiter: Adrastea, Amalthea, Ananke, Callisto, Carme, Elara, Europa, Ganymede, Himalia, Io, Leda, Lysithea, Metis, Pasiphae, Sinope, Thebe
Saturn: Atlas, Calypso, Dio... | msmarco_doc_00_71999716 | |
http://abyss.uoregon.edu/~js/ast121/lectures/lec18.html | Meteoroids, Asteroids & Comets
Meteors:
The term meteorcomes from
the Greek meteoron, meaning phenomenon in the sky. It is used to
describe the streak of light produced as matter in the Solar System
falls into Earth's atmosphere creating temporary incandescence
resulting from atmospheric friction.
A meteoroid is matter... | msmarco_doc_00_72022855 | ||
http://abyss.uoregon.edu/~js/ast121/lectures/lec19.html | Jupiter/Saturn
Jupiter:
The largest of the planets in our Solar System, the name
Jupiter was an accident since the ancient astronomers did not know
Jupiter's real size. Its radius is 11.3 Earth radii, its mass is 317
Earth masses. It is composed mostly of hydrogen (90%) and helium (9%) and
traces of everything else. J... | msmarco_doc_00_72040788 | ||
http://abyss.uoregon.edu/~js/ast121/lectures/lec20.html | Uranus/Neptune
Uranus:
Uranus is the seventh planet from the Sun. It has the third-largest
planetary radius and fourth-largest planetary mass in the Solar System. Uranus is similar in composition to Neptune, and both have different bulk
chemical composition from that of the larger gas giants Jupiter and Saturn. For thi... | msmarco_doc_00_72062413 | ||
http://abyss.uoregon.edu/~js/ast121/lectures/lec21.html | Outer Solar System
The Solar System is filled with a diverse set of objects ranging from the largest
jovian worlds to grain-sized meteorites. Classification is important to develop a
model for how all these objects formed. For objects inside the orbit of Neptune, we
divide bodies into planets, satellites (moon), dwarf ... | msmarco_doc_00_72080055 | ||
http://abyss.uoregon.edu/~js/ast121/lectures/lec22.html | Sun
Sun:
The Sun is a self-luminous ball of gas held together by its own gravity
and powered by thermonuclear fusion in its core. Our Sunis a typical star among the
various stars in the Galaxy, average in mass, size and temperature. It is
a ``dwarf'' star (compared to supergiant stars, see AST122 next term) with
a radi... | msmarco_doc_00_72095193 | ||
http://abyss.uoregon.edu/~js/ast122/lectures/lec02.html | Celestial Sphere
Celestial Sphere:
Readings:
Schneider & Arny: Unit 5, 13, 6, 8
Humans perceive in Euclidean space -> straight lines and planes. But, when distances are not visible (i.e. very large) than the
apparent shape that the mind draws is a sphere -> thus, we use a
spherical coordinate system for mapping the sk... | msmarco_doc_00_72109044 | ||
http://abyss.uoregon.edu/~js/ast122/lectures/lec03.html | Matter & Energy
Aristotle:
Readings:
Schneider & Arny: Unit 14, 15, 21
Although the ancient astronomers could determine the positions and
brightness of stars, they had no understanding of what stars were. This is
because they lacked a framework of physics in which to understand how
stars worked. They lacked what we ca... | msmarco_doc_00_72123343 | ||
http://abyss.uoregon.edu/~js/ast122/lectures/lec04.html | Light
Electromagnetic Radiation:
Readings:
Schneider & Arny: Unit 21, 22, 25, 30
Maxwellshowed in the mid-1800's that
light is energy carried in the form of opposite but supporting electric and
magnetic fields in the shape of waves, i.e. self-propagating electromagnetic
waves or electromagnetic radiation.
The waveleng... | msmarco_doc_00_72137816 | ||
http://abyss.uoregon.edu/~js/ast122/lectures/lec08.html | Stellar Properties
Distance to Stars:
Readings:
Schneider & Arny: Unit 52
In order to learn anything about the composition, formation and
evolution of stars, one must
first determine their distances. For example, to determine the
absolute luminosity of a star (the amount of energy emitted per
second) you measure its a... | msmarco_doc_00_72141894 | ||
http://abyss.uoregon.edu/~js/ast122/lectures/lec09.html | Stellar Types
Stellar Color:
Readings:
Schneider & Arny: Units 55, 57
Stars have a range of colors which represent their surface
temperatures due to Wien's law (which states that the peak emission
of light from an object goes as the inverse of temperature). The
color of a star is determined by that part of the visible... | msmarco_doc_00_72148747 | ||
http://abyss.uoregon.edu/~js/ast122/lectures/lec10.html | Binary Stars | Binary Stars
Binary Stars:
Readings: Schneider & Arny: Units 56, 57
Planet's revolve around stars because of gravity. However, gravity is not restricted to only act between large and small bodies, stars can revolve around stars as well. In fact, 85% of the stars in the Milky Way galaxy are not single stars, like the Su... | msmarco_doc_00_72156237 | |
http://abyss.uoregon.edu/~js/ast122/lectures/lec11.html | HR Diagram
Hertzsprung-Russell Diagram:
Readings:
Schneider & Arny: Units 50, 58
In 1905, Danish astronomer Einar Hertzsprung, and independently American
astronomer Henry Norris Russell, noticed that the luminosity of stars
decreased from spectral type O to M. They developed the technique of
plotting absolute magnitud... | msmarco_doc_00_72162559 | ||
http://abyss.uoregon.edu/~js/ast122/lectures/lec12.html | Stellar Structure
Ideal Gas Law:
Readings:
Schneider & Arny: Unit 49
Stars are basically large balls of hot hydrogen gas, and the macroscopic
properties of a hot gas are governed by the Ideal Gas Lawof
chemistry.
An ideal gas is a gas that conforms, in physical behavior,
to a particular, idealized relation between pre... | msmarco_doc_00_72170590 | ||
http://abyss.uoregon.edu/~js/ast122/lectures/lec13.html | Star Formation
Star Formation:
Readings:
Schneider & Arny: Unit 60
Stars form inside relatively dense concentrations of interstellar gas
and dust known as molecular clouds. These regions are extremely cold
(temperature about 10 to 20K, just above absolute zero). At
these temperatures, gases become molecular meaning th... | msmarco_doc_00_72182021 | ||
http://abyss.uoregon.edu/~js/ast122/lectures/lec14.html | Stellar Evolution: Main Sequence
Main Sequence Stars:
Readings:
Schneider & Arny: Units 59, 61
Once a protostar starts burning hydrogen in its core, it quickly
passes through the T-Tauri stage (in a few million years) and becomes
a main sequence star where its total mass determines all its
structural properties. The ... | msmarco_doc_00_72191951 | ||
http://abyss.uoregon.edu/~js/ast122/lectures/lec15.html | Star Clusters | Star Clusters
When stars are born they develop from large clouds of molecular gas. This means that they form in groups or clusters, since molecular clouds are composed of hundreds of solar masses of material. After the remnant gas is heated and blow away, the stars collect together by gravity. During the exchange of ... | msmarco_doc_00_72200255 | |
http://abyss.uoregon.edu/~js/ast122/lectures/lec16.html | Stellar Evolution: Red Giants | Stellar Evolution: Red Giants
A star's evolution after the red giant phase depends on its mass. For stars greater than 1 solar mass, but less than 2 solar masses, the hydrogen burning shell eats its way outward leaving behind more helium ash. As the helium piles up, the core becomes more massive and contracts. The co... | msmarco_doc_00_72206841 | |
http://abyss.uoregon.edu/~js/ast122/lectures/lec17.html | Stellar Evolution: White Dwarfs | Stellar Evolution: White Dwarfs
As an asymptotic giant branch star becomes larger and more luminous, the rate at which is loses mass also increases. For stars less than 8 solar masses, a strong stellar wind develops and the outer layers of the star are removed to expose the hot degenerate core. As the gas is expelled... | msmarco_doc_00_72213032 | |
http://abyss.uoregon.edu/~js/ast122/lectures/lec18.html | Stellar Death
End of a Star's Life:
Readings:
Schneider & Arny: Unit 66
For stars less than about 25 solar masses the end of their lives is
to evolve to white dwarfs after substantial mass loss. Due to atomic
structure limits, all white dwarfs must mass less than the
Chandrasekhar limit. If their initial mass is more ... | msmarco_doc_00_72220146 | ||
http://abyss.uoregon.edu/~js/ast122/lectures/lec19.html | Neutron Stars | Neutron Stars
The idea of a neutron star was developed in 1939 when calculations were made of a star that was composed solely of degenerate neutrons. If the mass of a normal star were squeezed into a small enough volume, the protons and electrons would be forced to combine to form neutrons. For example, a star of 0.7... | msmarco_doc_00_72231328 | |
http://abyss.uoregon.edu/~js/ast122/lectures/lec20.html | Relativity
Relativity:
Readings:
Schneider & Arny: Unit 53
Einstein's theory of relativity deals with Newtonian physics when energies or
velocities are near the speed of light. Relativity is usually thought of as
modern physics since it was developed at the start of the 20th century and
could only be tested in the rea... | msmarco_doc_00_72239746 | ||
http://abyss.uoregon.edu/~js/ast122/lectures/lec26.html | Stellar Populations | Stellar Populations
It is difficult to measure the structure of our Galaxy since we are inside it (trying to see the forest from the trees). One method is to plot the position of tracers, such as young stars or molecular clouds. One such plot is shown below, the position of nearby HII regions and young clusters of st... | msmarco_doc_00_72252769 | |
http://abyss.uoregon.edu/~js/ast123/lectures/lec01.html | History of Cosmology | History of Cosmology
Cosmology:
Cosmology is the study of the Universe and its components, how it formed, how its has evolved and what is its future. Modern cosmology grew from ideas before recorded history. Ancient man asked questions such as "What's going on around me?" which then developed into "How does the Unive... | msmarco_doc_00_72260503 | |
http://abyss.uoregon.edu/~js/ast123/lectures/lec04.html | Atomic Theory
Readings:
Dalton
States of
Matter
Thermodynamics
Rutherford
atom
Atomic Theory:
The ancient philosopher, Heraclitus, maintained that everything is in a state
of flux. Nothing escapes change of some sort (it is impossible to step into
the same river). On the other hand, Parmenides argued that everything is... | msmarco_doc_00_72277192 | ||
http://abyss.uoregon.edu/~js/ast123/lectures/lec07.html | elementary particles
Readings:
Particle Physics
Particle Physics Timeline
Fundamental
Forces
Theory of
Everything
Elementary Particles :
One of the primary goals in modern physics is to answer the question "What
is the Universe made of?" Often that question reduces to "What is matter
and what holds it together?" This c... | msmarco_doc_00_72286757 | ||
http://abyss.uoregon.edu/~js/ast123/lectures/lec09.html | mass/energy, black holes
Mass-Energy Equivalence:
Readings:
General Relativity
Since special relativity demonstrates that space and time are variable concepts from different
frames of reference,
then velocity (which is space divided by time) becomes a variable as well. If
velocity changes from reference frame to refere... | msmarco_doc_00_72300600 | ||
http://abyss.uoregon.edu/~js/ast123/lectures/lec10.html | Milky Way | Milky Way
Galaxies:
A galaxy is a collect of stars, gas and dust bound together by their common gravitational pull. Galaxies range from 10,000 to 200,000 light-years in size and between 10 9 and 10 14 solar luminosities in brightness. The oldest discovery of non-stellar nebula is by al Sufi in the tenth century. Whil... | msmarco_doc_00_72309995 | |
http://abyss.uoregon.edu/~js/ast123/lectures/lec13.html | Distance scale | Distance scale
Distance Scale:
The most important value for an astronomical object is its distance from the Earth. Since cosmology deals with objects larger and brighter than our Sun or solar system, it is impossible to have the correct frame of reference with respect to their size and luminosity as there is nothing ... | msmarco_doc_00_72321142 | |
http://abyss.uoregon.edu/~js/ast123/lectures/lec17.html | unification, spacetime foam, quantum vacuum, quantum fluctuations | unification, spacetime foam, quantum vacuum, quantum fluctuations
Birth of the Universe :
Physics of the early Universe is at the boundary of astronomy and philosophy since we do not currently have a complete theory that unifies all the fundamental forces of Nature at the moment of Creation. In addition, there is no ... | msmarco_doc_00_72328409 | |
http://abyss.uoregon.edu/~js/cosmo/lectures/lec08.html | Quantum Physics
Planck's constant:
Early in the investigation of what makes up atoms, a physicist named Planck noticed a logical
problem for the structure of the atom. Planck
noticed a fatal flaw in our physics by demonstrating that the electron in
orbit around the nucleus accelerates. Acceleration means a changing el... | msmarco_doc_00_72345277 | ||
http://abyss.uoregon.edu/~js/cosmo/lectures/lec15.html | Geometry of the Universe
Geometry of the Universe :
Can the Universe be finite in size? If so, what is ``outside'' the Universe? The answer to both these questions involves a discussion of the intrinsic
geometry of the Universe.
At this point it is important to remember the distinction between the curvature of space
(n... | msmarco_doc_00_72351528 | ||
http://abyss.uoregon.edu/~js/cosmo/lectures/lec24.html | Anthropic Principle | Anthropic Principle
Anthropic Principle :
The success of science in understanding the macroscopic, microscopic and cosmological worlds has led to the strong belief that it is possible to form a fully scientific explanation of any feature of the Universe. However, in the past 20 years our understanding of physics and bi... | msmarco_doc_00_72358812 | |
http://abyss.uoregon.edu/~js/glossary/bohr_atom.html | Bohr Atomic Model
Bohr Atomic Model :
In 1913 Bohr proposed his quantized shell model of the atom to explain how
electrons can have stable orbits around the nucleus. The motion of the
electrons in the Rutherford model was unstable because, according to
classical mechanics and electromagnetic theory, any charged partic... | msmarco_doc_00_72383448 | ||
http://abyss.uoregon.edu/~js/glossary/coriolis_effect.html | Coriolis Effect
Coriolis Effect:
Coriolis effect is an inertial force described by the 19th-century
French engineer-mathematician Gustave-Gaspard Coriolis in 1835. Coriolis showed that, if the ordinary Newtonian laws of motion of
bodies are to be used in a rotating frame of reference, an inertial
force--acting to the ... | msmarco_doc_00_72387562 | ||
http://abyss.uoregon.edu/~js/glossary/correlation.html | Regression and correlation analysis
Regression and correlation analysis:
Regression analysis involves identifying the relationship between a
dependent variable and one or more independent variables. A model of
the relationship is hypothesized, and estimates of the parameter
values are used to develop an estimated regre... | msmarco_doc_00_72390651 | ||
http://abyss.uoregon.edu/~js/glossary/eclipse.html | Eclipses
Eclipses:
An eclipse is the complete or partial obscuring of a celestial body by
another other. An eclipse occurs when three celestial objects become
aligned.
The many eclipse phenomena known to astronomers are of two distinctly
different types. In the first, the eclipsing body comes between an
observer and th... | msmarco_doc_00_72394330 | ||
http://abyss.uoregon.edu/~js/glossary/ecosystem.html | Ecosystem
Ecosystem:
An ecosystem is the complex of living organisms, their physical
environment, and all their interrelationships in a particular unit of
space.
The principles underlying the study of ecosystems are based on the
view that all the elements of a life-supporting environment of any
size, whether natural or... | msmarco_doc_00_72402184 | ||
http://abyss.uoregon.edu/~js/glossary/electromagnetic_radiation.html | Electromagnetic Radiation
Electromagnetic Radiation:
Electromagnetic radiation is energy that is propagated through free
space or through a material medium in the form of electromagnetic
waves, such as radio waves, visible light, and gamma rays. The term
also refers to the emission and transmission of such radiant ene... | msmarco_doc_00_72409999 | ||
http://abyss.uoregon.edu/~js/glossary/galileo.html | Galileo Galilei
Galileo Galilei :
Italian mathematician, astronomer, and physicist, made several
significant contributions to modern scientific thought. As the first
man to use the telescope to study the skies, he amassed evidence that
proved the Earth revolves around the Sun and is not the centre of the
universe, as h... | msmarco_doc_00_72414818 | ||
http://abyss.uoregon.edu/~js/glossary/ideal_gas_law.html | Ideal Gas Law
Ideal Gas Law:
An ideal gas is a gas that conforms, in physical behaviour, to a
particular, idealized relation between pressure, volume, and
temperature called the ideal gas law. This law is a generalization
containing both Boyle's law and Charles's law as special cases and
states that for a specified qua... | msmarco_doc_00_72433125 | ||
http://abyss.uoregon.edu/~js/glossary/jet_streams.html | Jet Streams
Jet Streams:
Among the more fascinating features of upper-air circulations are
discontinuous bands of relatively strong winds (usually in excess of
30 metres per second) called jet streams. As with other wind fields
that increase with increasing height, jet streams can be explained as
an application of the... | msmarco_doc_00_72435447 | ||
http://abyss.uoregon.edu/~js/glossary/kepler.html | Kepler
Johannes Kepler :
The Renaissance astronomer and astrologer Johannes Kepler is best
known for his discovery of the three principles of planetary motion,
by which he clarified the spatial organization of the solar system. Moreover, he founded modern optics by presenting the earliest correct
explanation of how hu... | msmarco_doc_00_72440069 | ||
http://abyss.uoregon.edu/~js/glossary/mercury_program.html | Mercury Space Program
Project Mercury:
Initiated in 1958, completed in 1963, Project
Mercury was the United States' first man-in-space program. The objectives of the program, which made six manned flights
from 1961 to 1963, were specific:
To orbit a manned spacecraft around Earth;
To investigate man's ability to func... | msmarco_doc_00_72454604 | ||
http://abyss.uoregon.edu/~js/glossary/photosynthesis.html | Photosynthesis
Photosynthesis:
Photosynthesis is the process by which green plants and certain other
organisms transform light energy into chemical energy. Photosynthesis in green plants harnesses the energy of sunlight to
convert carbon dioxide, water, and minerals into organic compounds
and gaseous oxygen.
In additio... | msmarco_doc_00_72458885 | ||
http://abyss.uoregon.edu/~js/glossary/primate.html | Primate
Primate:
A primate is a member of the mammalian order Primates, which
comprises two suborders: the prosimians (lemurs, lorises, and
tarsiers) and the anthropoids (monkeys, apes, and man). According to
fossil records, primates originated in the Late Cretaceous (97.5 to
66.4 million years ago) as forest-dwelling ... | msmarco_doc_00_72462800 | ||
http://abyss.uoregon.edu/~js/glossary/proteins.html | Proteins
Proteins:
Proteins are complex molecule composed of amino acids and necessary
for the chemical processes that occur in living organisms.
Proteins are basic constituents in all living organisms. Their
central role in biological structures and functioning was recognized
by chemists in the early 19th century when... | msmarco_doc_00_72469337 | ||
http://abyss.uoregon.edu/~js/glossary/ptolemy.html | Ptolemy
Ptolemy and Regiomontanus shown on the frontispiece to Regiomontanus'
Epitome of the Almagest, 1496. The Epitome was one of the most
important Renaissance sources on ancient astronomy.
Ptolemy:
Ptolemy, Latin in full Claudius Ptolemaeus (fl. AD 127-145,
Alexandria), ancient astronomer, geographer, and mathemati... | msmarco_doc_00_72473464 | ||
http://abyss.uoregon.edu/~js/glossary/radio_telescope.html | Radio Telescope
Radio Telescope:
Radio telescope is an astronomical instrument consisting of a radio
receiver and an antenna system that is used to detect radio-frequency
radiation emitted by extraterrestrial sources. Because radio
wavelengths are much longer than those of visible light, radio
telescopes must be very l... | msmarco_doc_00_72483689 | ||
http://abyss.uoregon.edu/~js/glossary/reflecting_telescope.html | Reflecting Telescope
Reflecting Telescope:
Reflectors are used not only to examine the visible region of the
electromagnetic spectrum but also to explore both the shorter- and
longer-wavelength regions adjacent to it (i.e., the ultraviolet and
the infrared). The name of this type of instrument is derived from
the fact ... | msmarco_doc_00_72489748 | ||
http://abyss.uoregon.edu/~js/glossary/supergravity.html | Supergravity
Supergravity :
Supergravity is a type of quantum theory of elementary particles and their
interactions that is based on the particle symmetry known as supersymmetry
and that naturally includes gravity along with the other fundamental
forces (the electromagnetic force, the weak nuclear force, and the stron... | msmarco_doc_00_72493850 | ||
http://abyss.uoregon.edu/~js/glossary/temperature_scale.html | Temperature Scales
There are three temperature scales in use today, Fahrenheit, Celsius and
Kelvin.
Fahrenheit temperature scale is a scale based on 32 for the freezing
point of water and 212 for the boiling point of water, the interval
between the two being divided into 180 parts. The 18th-century German
physicist Dan... | msmarco_doc_00_72496697 | ||
http://abyss.uoregon.edu/~js/glossary/triple_point.html | Phase Diagrams
Triple point :
A phase diagram is a graph showing the limiting conditions for solid,
liquid, and gaseous phases of a single substance or of a mixture of
substances while undergoing changes in pressure and temperature or in
some other combination of variables, such as solubility and
temperature. The figu... | msmarco_doc_00_72499683 | ||
http://abyss.uoregon.edu/~js/glossary/virus.html | Virus
Virus:
A virus is an infectious agent of small size and simple composition
that can multiply only in living cells of animals, plants, or
bacteria.
Viruses are microscopic; they range in size from about 20 to 400
nanometres in diameter (1 nanometre = 10-9meters). By
contrast, the smallest bacteria are about 400 na... | msmarco_doc_00_72502135 | ||
http://abyss.uoregon.edu/~js/lectures/age_of_the_earth/age_of_the_earth.html | Age of the Earth |
In 1858, geographer Antonio Snider-Pellegrini made these two maps showing his version of how the American and African continents may once have fit together, then later separated. Left: The formerly joined continents before their separation. Right: The continents after the separation.
As noted by Snider-Pellegrini and ... | Age of the Earth
Catastrophism:
In 1654, Archbishop Usher (Ireland), based on genealogy in Bible, determined that Earth was created October 26, 4004 BC, 9:00am (PST). Therefore, the Earth was 6000 years old.
During the late 18th and early 19th century, a German mineralogist, Abraham Gottlob Werner, proposed that all of... | msmarco_doc_00_72510800 |
http://abyss.uoregon.edu/~js/space/lectures/lec07.html | Sputnik/Vanguard
Outer Space
During the 1940's and 50's rockets were achieving higher and higher attitudes
with each test. Thus, the question was raised, where does outer space begin? Answering this question depends upon with whom you are discussing the subject. A doctor would state that outer space begins when the hum... | msmarco_doc_00_72528830 | ||
http://abyss.uoregon.edu/~js/space/lectures/lec17.html | Launch Vehicles | Launch Vehicles
Launch Vehicles:
To date, the only way to achieve the propulsive energy to successfully launch spacecraft from Earth has been by combustion of chemical propellants, although mass drivers may be useful in the future for launching material from the Moon or other small bodies.
There are two groups of rocke... | msmarco_doc_00_72579682 | |
http://abyss.uoregon.edu/~js/space/lectures/lec23.html | Space Shuttle
History of Space Shuttle:
Near the end of the Apollo space program, NASA officials were looking at the
future of the American space program. At that time, the rockets used to place
astronauts and equipment in outer space were one-shot disposable rockets. What they needed was a reliable, but less expensive... | msmarco_doc_00_72603262 | ||
http://abyssinia-iffat.com/DoesPerfectionExist.htm | Does Perfection Exist? |
Does Perfection Exist? | Does Perfection Exist?
Does Perfection Exist?
Perfection as a concept has been reviewed, studied and answers have been proposed for centuries. It has a paradoxical answer if we attempt to apply its conceptual formalization to material reality. Perfection exists as an abstraction of our minds, but is not attainable in t... | msmarco_doc_00_72626802 |
http://abyssinianguineapigtips.com/can-guinea-pigs-live-outside/ | Can Guinea Pigs Live Outside? | Guinea Pig Tips | Can Guinea Pigs Live Outside?
Can Guinea Pigs Live Outside?
Jump to:
Guinea Pigs Are Sensitive to Ambient Temperatures
Guinea Pigs Need Attention
Guinea Pigs Need To be Closely Monitored
What Do You Think?
Recommended Reading
| Can Guinea Pigs Live Outside? | Guinea Pig Tips
Can Guinea Pigs Live Outside?
April 6, 2020
November 25, 2014 by Gavin
Whether you own a guinea pig or are thinking of getting one, you might ask “Can guinea pigs live outside?” Some people might think that it might be a good option for several reasons, but guinea pigs ar... | msmarco_doc_00_72643017 |
http://abyssinianguineapigtips.com/guinea-pig-poop/ | The Lowdown on Guinea Pig Poop | Guinea Pig Tips | The Lowdown on Guinea Pig Poop
The Lowdown on Guinea Pig Poop
WHAT? Guinea pig poop?? Why would you make an article all about guinea pig poop?
How Should I Clean Up the Poop?
FLEECE BEDDING
Is Guinea Pig Poop Toxic or Dangerous?
Where Do Guinea Pigs Poop?
Is It Safe To Use Guinea Pig Poop as a Fertilizer?
Random Poopy ... | The Lowdown on Guinea Pig Poop | Guinea Pig Tips
The Lowdown on Guinea Pig Poop
January 22, 2020
February 27, 2019 by Gavin
WHAT? Guinea pig poop?? Why would you make an article all about guinea pig poop?
Well, let me tell you a little story. When my kids were young, I got them this cute little bunny rabbit. It seemed ... | msmarco_doc_00_72650375 |
http://abysstowing.com/about-us/ | Abyss Towing & Recovery » About Us |
About Us | Abyss Towing & Recovery » About Us
About Us
Abyss Towing was founded in Treasure Valley in 2003. We take pride in providing professional, efficient and safe towing services for both you and your vehicle. Our Wreck Master® Certified, uniformed tow operators are licensed, insured, bonded and held to the highest standards... | msmarco_doc_00_72656328 |
http://ac-automotive.com/en/history.html | No configuration file found and no installation code available. Exiting... | msmarco_doc_00_72657198 | ||
http://ac-aviation.readthedocs.io/en/latest/AMP/Airworthiness_and_Maintenance_Release.html | Airworthiness & Maintenance Release — AC-Aviation Documentation 1.0 documentation | Airworthiness & Maintenance Release
¶
Airworthiness & Maintenance Release ¶
Airworthiness Release ¶
Maintenance Release ¶
| Airworthiness & Maintenance Release — AC-Aviation Documentation 1.0 documentation
Airworthiness & Maintenance Release ¶
Airworthiness Release ¶
An Airworthiness Release is a certification, issued by Certified Maintenance Personnel of the Maintenance Division to certify that the aircraft is in an airworthy condition and... | msmarco_doc_00_72657404 |
http://ac-heatingservices.com/ | A&C Heating Services - Serving New York for over 25 years |
A&C Heating Services is a full service boiler/burner installation and repair company serving New York since 1982. We are available twenty-four hours a day, seven days a week for emergency service.
Have a project you need a quote on? Are you looking to move to a new supplier? We would love to show you how we can help.
| A&C Heating Services - Serving New York for over 25 years
A&C Heating Services, Inc.
Home
About Us
Contact Us
We design, service and install Boiler Room and Heating Plant equipment in the New York Tri—State area.
With over 50 years of combined Commercial & Industrial experience, you can trust us to do the job right the... | msmarco_doc_00_72661268 |
http://ac-journal.org/journal/vol1/iss3/burke/quigley.html | Quigley
"Identification" as a Key
Term in Kenneth Burke's Rhetorical Theory
Brooke
L. Quigley
The
University of Memphis
In A Rhetoric of Motives(1969),
Kenneth Burke selects "identification" as the key term to distinguish his
rhetorical perspective from a tradition characterized by the term "persuasion." As he is caref... | msmarco_doc_00_72663954 | ||
http://ac-journal.org/journal/vol5/iss1/special/seeger.htm | ACJ Special: Ethics and Communication in Organizational Contexts | Ethics and Communication in Organizational Contexts: Moving from the Fringe to the Center
| ACJ Special: Ethics and Communication in Organizational Contexts
copyright 2000, 2001, ACJ
Volume 5, Issue 1, Fall 2001
Ethics and Communication in Organizational Contexts: Moving from the Fringe to the Center
Matthew W. Seeger ( Bio)
Department of Communication, Wayne State University
matthew_seeger@wayne.edu
Pr... | msmarco_doc_00_72679589 |
http://ac.cec.edu.bs/html/classof_2015/dsmith/My%20Career.htm | The Royal Bahamas Defence Force
The Royal Bahamas Defence Force
Prior to 1973, The Bahamas
government‟s only legislated law enforcement branch was the Royal Bahamas Police
Force. Formed in 1840, two years following the abolition of slavery, the law
enforcement efforts of the Royal Bahamas Police Force were primar... | msmarco_doc_00_72718907 | ||
http://ac360.blogs.cnn.com/2012/04/12/ridiculist-boo-the-worlds-cutest-dog-is-alive/ | RidicuList: Boo 'the world's cutest dog' is alive – Anderson Cooper 360 - CNN.com Blogs |
RidicuList: Boo 'the world's cutest dog' is alive | RidicuList: Boo 'the world's cutest dog' is alive – Anderson Cooper 360 - CNN.com Blogs
April 12th, 2012
10:26 PM ET
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RidicuList: Boo 'the world's cutest dog' is alive
The reports of the death of the world's cutest dog were greatly exaggerated. ... | msmarco_doc_00_72723433 |
http://ac360.blogs.cnn.com/2012/04/23/long-lost-son-of-charles-manson/ | Charles Manson's son? Man's DNA tested – Anderson Cooper 360 - CNN.com Blogs |
Charles Manson's son? Man's DNA tested
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| Charles Manson's son? Man's DNA tested – Anderson Cooper 360 - CNN.com Blogs
April 23rd, 2012
09:46 PM ET
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Charles Manson's son? Man's DNA tested
Charles Manson casts a long shadow. No one knows that better than his grandson, Jason Freeman, who ... | msmarco_doc_00_72726556 |
http://ac360.blogs.cnn.com/2014/05/21/jeremy-newberry-they-knew-i-wasnt-going-to-get-on-the-field-without-those-drugs/ | Jeremy Newberry: They knew… I wasn't going to get on the field without those drugs – Anderson Cooper 360 - CNN.com Blogs | Jeremy Newberry: They knew… I wasn't going to get on the field without those drugs
Jeremy Newberry: They knew… I wasn't going to get on the field without those drugs
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| Jeremy Newberry: They knew… I wasn't going to get on the field without those drugs – Anderson Cooper 360 - CNN.com Blogs
May 21st, 2014
10:38 PM ET
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Jeremy Newberry: They knew… I wasn't going to get on the field without those drugs
A group of so... | msmarco_doc_00_72729248 |
http://ac4m.us/contestia_and_rttym.html | CONTESTIA & RTTYM |
Mode Menu
CONTESTIA and RTTYM
| CONTESTIA & RTTYM
Creator : Nick Fedoseev (UT2UZ) in 2005
Description : The Contestia and RTTYM modes are directly derived from the Olivia mode (Pawel Jalocha SP9VRC) but with a different compromise between speed and robustness.
For Contestia
* "8-250": "Slow" 8 tones, bandwidth=250 Hz, speed=31.25 bauds, 29.2 wpm, low... | msmarco_doc_00_72731490 |