When the Beagle made its first stop ashore at St Jago, Darwin found rock formations which seen " through Lyell's eyes " gave him a revolutionary insight into the geological history of the island, an insight he applied throughout his travels.

When EM radiation at the frequences for which it is referred to as " radio waves " impinges upon a conductor, it couples to the conductor, travels along it, and induces an electric current on the surface of the conductor by moving the electrons of the conducting material in correlated bunches of charge.

When a field travels across to different media, the properties of the field change according to the various boundary conditions.

When the antidromic stimulus reaches the motor neuron cell bodies, a small portion of the motor neurons backfire and orthodromic wave travels back down the nerve towards the muscle.

When the ship travels back in time to the 21st century, he works alongside Dr. Zefram Cochrane and helps him successfully launch Earth's first warp-capable vessel and achieve first contact with the Vulcans ( Star Trek: First Contact ).

When spinning counter-clockwise, the left skate spins forward while the right skate travels backwards.

When the wave reaches the end of the line, in general, there will be a reflected wave which travels back along the line in the opposite direction.

When a DS1 is transported over metallic outside plant cable, the signal travels over conditioned cable pairs known as a T1 span.

When light travels from a medium with a higher refractive index to one with a lower refractive index, Snell's law seems to require in some cases ( whenever the angle of incidence is large enough ) that the sine of the angle of refraction be greater than one.

When a planet travels eastward in relation to the stars, it is called prograde.

When the planet travels westward in relation to the stars ( opposite path ) it is called retrograde.

When the bar and resonator are properly in tune with each other, the vibrating air beneath the bar travels down the resonator and is reflected off the closure at the bottom, then returns back to the top and is reflected back by the bar, over and over, creating a much stronger standing wave and amplifying the fundamental frequency.

When Kirika travels to a Soldats ' village, she finds out that during the late tenth century, Les Soldats has taken place in every social part of humankind.

When Emily is older she runs away with David's friend Steerforth, he travels around the world in search of her.

When object travels from point P to point Q, as it does in the illustration to the left, over the radius of the circle goes around a change in angle.

When the ship travels back in time to 2063, Lt. Barclay accomplishes one of his lifelong dreams, by simply shaking hands and speaking with Zefram Cochrane.

When she is angered, the shaman travels to wash and comb her hair for her, after which she is placated and releases the animals to the hunters.

When requested in advance, the county bus travels off the fixed route to pick up or drop off passengers within the deviation zone.

When at aphelion, the Red Star travels as far as Rukbat's Oort Cloud, the natural habitat of Thread.

When a satellite travels through this energized environment, the charged particles striking the spacecraft cause different portions of the spacecraft to be differentially charged.

When water is converted to steam it expands to over 1, 000 times its original volume and travels down steam pipes at over 100 kilometres per hour.

When enough food has accumulated at the gullet base, it forms a food vacuole in the cytoplasm, and travels through the cell, through the back end first.

When sealed, the airlock is manipulated to push the cartridge such that the cartridge falls into place, where the bore hole becomes aligned with the beam axis, such that the beam travels down the cartridge bore and into the specimen.

When the image comes down off the pyramid, she travels through all ten neighborhoods three times in an event called the “ circulares .” Each circulare is dedicated to a different saint, and presided over by a mayordomo.

`` When I was in college '', I grinned, `` I remember a poem I had to read in my lit class.

When I went to college they begged you to come.

When elevated to cardinal priests, they take their precedence according to the day they were first made cardinal deacons ( thus ranking above cardinal priests who were elevated to the college after them, regardless of order ).

When he finished college in 1968, Sappenfield became the Parks and Recreation Supervisor for Conejo Recreation and Park District in Thousand Oaks, California.

When they reached college, the experimental students were found to equal or surpass traditionally educated students on all outcomes: grades, extracurricular participation, dropout rates, intellectual curiosity, and resourcefulness.

When Ray found himself unable to subscribe as required by the ‘ Bartholomew Act ’ of 1662 he, along with 13 other college fellows, resigned his fellowship on 24 August 1662

When the challenge failed, the college had to become a segregated school, but it set aside funds to help establish the Lincoln Institute near Louisville to educate black students.

When they came down from college, the men of Cambridge began to meet the women of Bloomsbury through the Stephen family.

When Lady Margaret's executors took over they found most of the old Hospital buildings beyond repair, but repaired and incorporated the Chapel into the new college.

When the book was published It took hold among the new left, especially among students on college campuses, such as Brandeis, the school where Hoffman had earlier attended.

When he was just out of college Rodgers worked as musical director for Lew Fields.

When the young Olmsted was almost ready to enter Yale College, as a graduate of Phillips Academy in 1838, sumac poisoning weakened his eyes so he gave up college plans.

When he was successful in convincing a school, college, American Legion Hall, or local coffee-house to let him play, he would spend a day or so postering the town and could usually be counted upon to show up at the local radio station, guitar in hand, offering himself for an interview.

When the attack on Pearl Harbor brought the United States into World War II, he left college to enlist in the U. S. Army Air Corps ; however, the Army did not call him up, and in March 1942 he enlisted as a United States Navy aviation cadet.

When Harry graduates from college, he unexpectedly brings home a wife, whose father has offered Harry an excellent job.

When Laurie leaves for college, Brooke continues his employment with Mr. Laurence as an assistant.

When Sam decides to go back to America for his college reunion in New Haven, Fran spends the summer months on the lakes near Montreux and Stresa, where she has a romance with Arnold Israel.

When the man is " not yet 45 ", and an accomplished college professor, McCarron arranges to meet him socially.

When he realizes that Hal Kines, one of Manning's college students who has spent some time at her clinic and who has become one of her casual acquaintances, is in fact a criminal, he wants to talk to her about it and tells her so.

When, at a party given by Williams in his apartment, Charlotte Manning sees some old college yearbooks whose contents ( and photos ), if made public, would expose Kines's double life, she has to act fast.

When cardinals gathered to elect a successor, a Roman mob, concerned that the predominantly French college would elect a French pope who would bring the papacy back to Avignon, surrounded the Vatican and demanded the election of a Roman.

When the Revolutionary War broke out and taverns were suspected by the British as being hotbeds of rebel activity, the college abandoned the tavern and held classes in private homes.

When Eric struggles to get into college, Mr. Feeny is the one who teaches Eric many lessons and eventually puts him on the right track again.

When the tour first started 1967, the program hosted 60 – 70 participants from America and Canada, with an age range of between 14 and 25, at a small college in Taiwan.