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Precession means that the jets sometimes point more towards the Earth, and sometimes more away, producing both blue and red Doppler shifts in the observed visible spectrum .< sup >, p. 508 .</ sup > Also, the precession means that the jets corkscrew through space in an expanding helical spray.
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Some Related Sentences
Precession and Earth
More exactly, sidereal time follows the vernal equinox, which is not quite fixed among the stars ; Precession and nutation shift the equinox slightly from one day to the next, so sidereal time is not an exact measure of the rotation of the Earth relative to inertial space.
As the Earth spins on its axis, it " wobbles " like a top, causing the vernal equinox to move gradually backwards against the star background, ( a phenomenon known as the Precession of the equinoxes ) at a rate of about 30 degrees ( one Zodiacal sign length ) every 2, 160 years.
Precession and blue
Rotation ( green ), Precession ( blue ) and Nutation in obliquity ( red ) of a planet
Intrinsic ( green ), Precession ( blue ) and Nutation ( red )
Intrinsic ( green ), Precession ( blue ) and Nutation ( red )
Precession and p
" ( p. 128 ) Rice believes that " the Precession is fundamental to an understanding of what powered the development of Egypt " ( p. 10 ), to the extent that " in a sense Egypt as a nation-state and the king of Egypt as a living god are the products of the realisation by the Egyptians of the astronomical changes effected by the immense apparent movement of the heavenly bodies which the Precession implies.
" ( p. 31 ) The Egyptians also, says Rice, were " to alter the orientation of a temple when the star on whose position it had originally been set moved its position as a consequence of the Precession, something which seems to have happened several times during the New Kingdom.
Precession and .
Precession has been slowly shifting it southward for millennia, and it is now close to its maximal southern declination.
Precession is a change in the orientation of the rotational axis of a rotating body.
Precession occurs by repeatedly recalculating and applying a small rotation vector for the short time ; e. g., for the skew-symmetric matrix.
Precession or gyroscopic considerations have an effect on bicycle performance at high speed.
Precession is also the mechanism behind gyrocompasses.
Precession is the result of the angular velocity of rotation and the angular velocity produced by the torque.
Precession of the equinoxes, perihelion precession, and changes in the tilt of the Earth's axis to its orbit, and the eccentricity of its orbit over tens of thousands of years are all important parts of the astronomical theory of ice ages.
Precession of the equinoxes for the Pole Star.
( See also Precession of the equinoxes and Pole star.
Precession of the equinoxes thus occurs at a rate of roughly 5 arc minutes of a degree every 6 years.
Precession can be demonstrated by placing a spinning gyroscope with its axis horizontal and supported loosely ( frictionless toward precession ) at one end.
Michael Rice wrote in his Egypt's Legacy, " Whether or not the ancients knew of the mechanics of the Precession before its definition by Hipparchos the Bithynian in the second century BC is uncertain, but as dedicated watchers of the night sky they could not fail to be aware of its effects.
This fact alone makes Jung's belief in the Egyptians ' knowledge of the Precession a good deal less speculative than once it seemed.
Precession causes the stars to change their longitude slightly each year, so the sidereal year is longer than the tropical year.
The include Proton Precession, Overhauser, and a range of Alkali vapour instruments including Cesium, Helium and Potassium.
Precession and precession
Apsidal precession | Precession of the perihelion of Mercury ( planet ) | Mercury ( exaggerated ).
In 1887, using results obtained during his European trip, he prepared and defended the habilitation thesis titled " Neue Bestimmung der Constante der Precession und der eigenen Bewegung des Sonnensystems " ( New determination of the constant of precession and of the motion of the Solar System ).
( For an alternative approach to calibrating precession, see Alternative Approach to Calibrating Precession in New, alternative, and fringe theories section below ).
* Gyroscopic Precession – Used in the Antweight robot Gyrobot, this system uses a gyroscope and stationary feet that lift as the entire robot rotates due to gyroscopic precession when the gyroscope is tilted by a servo motor.
means and jets
Fuel flow is adjusted by means of precisely calibrated orifices, referred to as jets, in the fuel path.
The instrument section and the spinning tub were slowly tipped to a horizontal position by means of four air jets located at the base of the instrument section.
Mukka on every Friday ( although in that age there were no jets and no means to travel to Mecca in less than a month ) and there prayed for being chosen
The device, operated by special SS units, apparently resembled a tortoise shell in shape, and flew by means of gas jets that spun like a Catherine wheel around the fuselage.
The USNO Chief Minister, Mustapha Harun, was also known for favouring political patronage as a means of allocating valuable timber contracts, and living an extravagant lifestyle, being ferried to his A $ 1 million Queensland home by jets provided with Sabahan public funds.
This means that a typical signal for a gluino at a hadron collider would be four jets plus missing energy.
Borehole Mining ( BHM ) ( also referred to as jet-boring ) is a remote operated method of extracting ( mining ) mineral resources through boreholes by means of high pressure water jets.
Another form of resistance swimming is that in which the swimmer is unrestrained and the water is set in motion by means of mechanical devices, such as jets, propellers or paddle wheels.
The swimmer swims unrestrained against an adjustable stream of water set in motion by means of mechanical devices, such as jets, propellers or paddle wheels.
The emergence of long range, land-based jets in the 1950s and the subsequent demise of the seaplane prevented widespread use of the gull wing, although it was still used in some post-war designs, like Beriev Be-12 Chaika ( the name means ' the gull ' in Russian ).
means and sometimes
In the new country the electoral process is considered as a means of resolving fundamental, and sometimes bitter, differences among leaders and also as a source of policy guidance.
A clicking sound sometimes produced by caecilians may be a means of orientation, as in bats, or a form of communication.
While a number of interesting celestial objects are readily identified by the naked eye, sometimes with the aid of a star chart, many others are so faint or inconspicuous that technical means are necessary to locate them.
This is sometimes expressed as " everything that is true is provable ", but it must be understood that " true " here means " made true by the set of axioms ", and not, for example, " true in the intended interpretation ".
When speaking about the reals, sometimes it means " all reals but a set of Lebesgue measure zero " ( formally, almost everywhere ).
Malraux argues that, while art has sometimes been oriented towards beauty and the sublime ( principally in post-Renaissance European art ) these qualities, as the wider history of art demonstrates, are by no means essential to it.
They send these signals by means of an axon, which is a thin protoplasmic fiber that extends from the cell body and projects, usually with numerous branches, to other areas, sometimes nearby, sometimes in distant parts of the brain or body.
The other part of a nation's money supply consists of bank deposits ( sometimes called deposit money ), ownership of which can be transferred by means of cheques, debit cards, or other forms of money transfer.
In modern times, collectivism is sometimes thought to be synonymous with socialism or specifically Leninism for its emphasis on a hierarchical Vanguard party organization, though collectivism more accurately simply means " group oriented " or " group orientation ".
These means of restraining private feuds did not always work, and sometimes prevented the fulfillment of justice.
They are also sometimes called " Auxons ", from the Greek word auxein which means " to grow ", or " von Neumann machines " after John von Neumann, who first rigorously studied the idea.
In these stories the word " chaos " means " disorder ", and this formless expanse, which is also sometimes called a void or an abyss, contains the material with which the created world will be made.
It means clatter, and was sometimes applied to a bell ringer.
Most of the time, Dallas will wear their blue jerseys when they visit Washington, Philadelphia ( sometimes ), Miami, or one of the handful of other teams that traditionally wear their white jerseys at home during the first half of the season due to the hot climates in their respective cities or other means.
There are sometimes attempts to separate the governing body as a means to resolve these frustrations, but they are rarely successful.
This sometimes means a happier ending or less ambiguity, or excluding scenes that would give a higher age limit, but more often means that the film is simply shortened to provide more screenings per day.
To elect means " to choose or make a decision " and so sometimes other forms of ballot such as referendums are referred to as elections, especially in the United States.
In Playford's original notation, this term meant the same thing that Corner ( or sometimes Opposite ) means today.
: > 1 means that the cost of completing the work is less than planned ( good or sometimes bad ).
The Finnish and Estonian languages are both part of the non-Indo-European Uralic languages ; they share a similar grammar as well as several individual words, though sometimes as false friends: e. g. the Finnish word for ' south ', etelä is close to the Estonian word edel, but the latter means south-west.
In areas of mathematics where one considers groups endowed with additional structure, a homomorphism sometimes means a map which respects not only the group structure ( as above ) but also the extra structure.
This means that, in contrast to American hearses, the rear quarter panels require less, and sometimes no, alteration.
In practice this means that even on a correctly configured web server eavesdroppers can still infer the IP address and port number of the web server ( sometimes even the domain name e. g. www. example. org, but not rest of the URL ) that one is communicating with as well as the amount ( data transferred ) and duration ( length of session ) of the communication, though not the content of the communication.
1.002 seconds.