...There are formidable unknown quantities here, more difficult to decipher than the resistances, the deflections and the frictions of the pendulum... 
J. Henri Fabre 「More Hunting Wasps」
...At a given signal Father Alfani set the pendulum toswinging...
Various 「Astounding Stories of Super-Science, August 1930」
...At each oscillation this point cuts the sand, and the furrow getsgradually longer to the right hand of an observer placed at the centerof the pendulum...
Camille Flammarion Frances A. Welby 「Astronomy for Amateurs」
...Though the pendulum motion was first adopted by Galileo, he was unableto arrange its mechanism so that it should keep up a continuousmovement...
Thomas Orchard 「The Astronomy of Milton's 'Paradise Lost'」
...The oscillation of the pendulum ceased after a time, and afresh impulse had to be applied to set it in motion...
Thomas Orchard 「The Astronomy of Milton's 'Paradise Lost'」
...If we draw the pendulum aside from its verticalposition and then release it, the weight will swing to and fro...
Robert Stawell Ball 「The Story of the Heavens」
...It is very remarkable that this period does not depend appreciably onthe length of the circular arc through which the pendulum swings...
Robert Stawell Ball 「The Story of the Heavens」
...It is the gravitation of the earth which makes the pendulum swing...
Robert Stawell Ball 「The Story of the Heavens」
...The time of vibration of the pendulum can be determined with greataccuracy...
Robert Stawell Ball 「The Story of the Heavens」
...Bring the same pendulum to another part of the earth, and repeat theexperiment...
Robert Stawell Ball 「The Story of the Heavens」
...It is not necessary to enter intodetails as to the manner in which the motion of the pendulum is to besustained, nor as to the effect of changes of temperature in thealteration of its length...
Robert Stawell Ball 「The Story of the Heavens」
...From thiscause alone the attraction of the pendulum at the equator is less thanelsewhere, and therefore the oscillations of the pendulum will take alonger time there than at other localities...
Robert Stawell Ball 「The Story of the Heavens」
...Observed the swingof a pendulum and applied it to count pulse-beats...
Oliver Lodge 「Pioneers of Science」
...This isthe period of the planetary oscillation: "a great pendulum of eternitywhich beats ages as our pendulums beat seconds...
Oliver Lodge 「Pioneers of Science」
...Anyone can try the pendulum experiment who hasaccess to some lofty place from which to suspend the ball...
Henry Warren 「Recreations in Astronomy」
...This willbe shown by the time of the change of the pendulum from east towest when the sun reaches the zenith, and vice versa whenit crosses the nadir...
Henry Warren 「Recreations in Astronomy」
...The fundamental principle ofthis experiment is that the plane in which any pendulum is made tooscillate remains invariable even when the point of suspension isturned...
Camille Flammarion Frances A. Welby 「Astronomy for Amateurs」
ランダム例文：
pendulum valid minimise
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