The Scientific Monthly, Volume 13
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activity American animals appear Association atoms average become birth body called cause chemical chemistry complete consider course death depend determined direct disease duration effect electricity elements especially established eugenics existence experiments fact factors field give given hand human idea important increase individual industry infant influence Institute interest kind knowledge known least less living material mathematical matter means measure methods Michigan nature object observed organic original parents passed period persons physical play population possible practical present problem produced Professor progress question race reached reason regard relation scientific seems Society substances theory things tion true United University whole
Page 413 - ... the School of Hygiene and Public Health of the Johns Hopkins University...
Page 12 - Kelvin has shown that if a drop of water were magnified to the size of the earth the molecules of water would be of a size intermediate between that of a cricket ball and of a marble.
Page 265 - Das Buch der Natur von Konrad von Megenberg. Die erste Naturgeschichte in deutscher Sprache. Stuttgart, Karl Aue 1861.
Page 302 - Matter,' originally published in 1863, Graham conceived that the various kinds of matter, now recognised as different elementary substances, may possess one and the same ultimate or atomic molecule existing in different conditions of movement.
Page 481 - C, standing on the floor, both appear to be electrized; for he, having only the middle quantity of electrical fire, receives a spark upon approaching B, who has an over quantity; but gives one to A, who has an under quantity. If A and B approach to touch each other, the spark is stronger, because the difference between them is greater. After such touch there is no spark between either of them and C, because the electrical fire in all is reduced to the original equality.
Page 321 - Definite and complete in its area as it is, it is but a well-drawn part of a great chart, in which all physical science will be represented with every property of matter shown in dynamical relation to the whole.
Page 480 - These appearances we attempt to account for thus: We suppose, as aforesaid, that electrical fire is a common element, of which every one of the three persons above mentioned has his equal share, before any operation is begun with the tube.