Although the butterfly effect may appear to be an esoteric and unlikely behavior, it is exhibited by very simple systems: for example, a ball placed at the crest of a hill may roll into any of several valleys depending on, among other things, slight differences in initial position.

In Scottish heraldry where the motto is granted as part of the blazon, it is usually shown on a scroll above the crest, and may not be changed at will.

The Sovereign's Orb similarly has a band of jewels running along the centre, and a half-band on the top hemisphere, with a cruciform at the crest.

If a crest of a wave meets a crest of another wave of the same frequency at the same point, then the magnitude of the displacement is the sum of the individual magnitudes – this is constructive interference.

This region begins at the Mahabharat Range ( Lesser Himalaya ) where a fault system called the Main Boundary Thrust creates an escarpment high, to a crest between.

In at least one specimen of P. longicollum, the crest had a short bony base, also seen in related pterosaurs like Germanodactylus.

Due to the subtle variations between specimens of pteranodontid from the Niobrara Formation, most researchers have assigned all of them to the single genus Pteranodon, in at least two species ( P. longiceps and P. sternbergi ) distinguished mainly by the shape of the crest.

For such a component, any given phase of the wave ( for example, the crest ) will appear to travel at the phase velocity.

The inner coast around the caldera is a sheer precipice of more than 300 m drop at its highest, and exhibits the various layers of solidified lava on top of each other, and the main towns perched on the crest.

During this time, Baum's men constructed a small redoubt at the crest of the hill and hoped that the weather would prevent the Americans from attacking before reinforcements arrived.

The Minturn Formation, a limestone formation exemplified at Marble Mountain on the crest of the Sangre de Cristos, is evidence of a sea in the Central Colorado Trough during the era of the Ancestral Rockies.

A fan of creeks and forks of the Merced River take drainage from the Sierra crest and combine at Merced Lake.

At the end of the second day they reached the crest of the NE ridge at an altitude of about 6500 m. During the following day and a half they climbed along the NE Ridge and, utterly exhausted, reached the summit.

The house sits at the edge of a crest on Johnson ’ s estate overlooking a pond.

A unit of French Algerian infantry, the 3rd Regiment of Zouaves, was present at Youk-les-Bains and awarded the American paratroopers their own regimental crest as a gesture of respect.

The attack was aimed at capturing the German second defensive position which ran along the crest of the ridge from Pozières, on the Albert – Bapaume road, south-east towards the villages of Guillemont and Ginchy.

The village of Pozières lay on the Albert-Bapaume road at the crest of the ridge.

The general elevation along the crest of these mountains averages about 1, 800 meters above sea level south of the port town of Berbera, and eastward from that area it continues at 1, 800 to 2, 100 meters almost to Caseyr.

The company's crest is based on a coat of arms that Antoine de la Mothe Cadillac had created at the time of his marriage in Quebec in 1687.

The crest was the " The Eye of Providence in a radiant Triangle whose Glory extends over the Shield and beyond the Figures ", and the motto E Pluribus Unum ( Out of Many, One ) in a scroll at the bottom.

Depicting an eagle with a crest is typical in heraldry, but is at odds with the official blazon of the seal which specifies a bald eagle ( which have no crests ).

Made by industrial trainees at Babcock Rosyth Defence Ltd ship and submarine dockyard in Fife, the new box is made of yellow pine, with a brass handle and lock, covered in scarlet leather and embossed with the Royal initials and crest and the Chancellor's title.

Males can also have enlarged cloacal regions when close to breeding due to the spermatophores pressure exertion on the cloacal tissue. The crest and filament become less obvious and may disappear at other times when they become terrestrial.

It passes over the crest at a speed of about.

Self-styled witnesses have described large eyes, a pronounced brow ridge, and a large, low-set forehead ; the top of the head has been described as rounded and crested, similar to the sagittal crest of the male gorilla.

The crest rests on top of a helmet which itself rests on the most important part of the achievement: the shield.

The modern crest has grown out of the three-dimensional figure placed on the top of the mounted knights ' helms as a further means of identification.

A Jain swastika is normally associated with the three dots on the top accompanied with a crest and a dot.

Both uniforms will feature the " Mets " script, player numerals and names in blue outlined in orange, and both be worn only with the team's traditional blue cap with orange crest ( although the orange button on top of the cap has been retained ), blue undersleeves, belts and socks.

The berm has a crest ( top ) and a face — the latter being the slope leading down towards the water from the crest.

King Charles showed his gratitude to the city of Hereford on 16 September 1645 by augmenting the city's coat of arms with the three lions of Richard I of England, ten Scottish Saltires signifying the ten defeated Scottish regiments, a very rare lion crest on top of the coat of arms signifying " defender of the faith " and the even rarer gold-barred peer's helm, found only on the arms of one other municipal authority: those of the City of London.

An upstream tailings dam consists of trapezoidal embankments being constructed on top but toe to crest of another, moving the crest further upstream.

Their former primary away jerseys, which were used from 2007 – 11 and was used as an alternate for its final season, has the Stars logo crest in front and the uniform number on the top right, with the Texas alternate logo on the shoulders.

The Appalachian Trail runs along the top of the high ridge between Young Lick and Tray, a part of the Blue Ridge Mountain crest.

Despite efforts by the soldiers and the Pence resolution mandated donations raised to provide for provisions, horses and wagons, each day those who could not make the march through the hot arid September Sacramento Valley-where afternoon temperatures top 90 ° F or over the 6, 000 foot crest of the North Coast Ranges-were left behind without food or water and were soon killed by a pack of wild boar that had formed behind and followed the group ; the survivors were told to stay at the Round Valley concentration camp or be shot on sight.

The crest is a mural crown with three Mulberry leaves on a Mount of Heather on top of which a Moorcock is resting his claw on a small-weave Shuttle.

On top of the crest of the Rodeberg and Zwarteberg small residential development, mixed with small shops, tourist businesses and restaurants are found.

A colliery wheel at the top of the crest commemorates County Durham's mining history, and the land the Stadium of Light was built on, formerly the Monkwearmouth Colliery.

Their traditional crest is of a black and white escutcheon with the letters " CAM " on top.

It signals its readiness to strike at an intruder by shifting to a horizontal pose and fluffing its feathers, raising them into a small crest along the top of the head.

* Sagittal crest, a ridge of bone running lengthwise along the midline of the top of the skull of many primate and other mammalian skulls

The top of the head is black and it has a more obvious crest too and a longer tail.

Unlike other Australian states ' arms, the Northern Territory's arms incorporate many reflections of the indigenous Australian culture and history: the shield itself is a representation of an Aboriginal painting and the crest shows the Wedge-tailed eagle on top of a tjurunga, an Aboriginal ritual stone.

The terrier sits on top of the crest with a ball on a blanket of blue and white stripes.

The logo was changed in 2007, again to coincide with David Beckham's arrival, and now features a blue shield with a gold border, the LA Galaxy team name, and a star at the top of the crest.