School Physics: A New Text-book for High Schools and AcademiesSheldon, 1895 - 608 σελίδες |
Άλλες εκδόσεις - Προβολή όλων
School Physics: A New Text-book for High Schools and Academies Elroy McKendree Avery Πλήρης προβολή - 1895 |
School Physics: A New Text-book for High Schools and Academies Elroy McKendree Avery Πλήρης προβολή - 1895 |
School Physics: A New Text-book for High Schools and Academies Elroy McKendree Avery Πλήρης προβολή - 1895 |
Συχνά εμφανιζόμενοι όροι και φράσεις
amperes angle apparatus armature axis ball battery block body bottle called carbon cell center of mass centimeter circuit coil colors conductor connected convex lens copper wire cork cylinder density determine diameter difference direction disk distance draw dynamo edge elastic electric electrification electromotive force electroscope energy equal ether waves Experiment feet flame Florence flask focus galvanometer galvanoscope glass tube heat hole horizontal hydrometer inches iron lamp length lens lever Leyden jar light lines of force liquid magnetic measure mercury metal meter mirror molecules motion move needle notice ohms oscillation paper parallel pass pendulum piece plane plate position potential pounds pressure prism produced radiant energy radiation rays reflected refraction represents resistance screen shown in Fig sound spectrum square strip substance surface suspended temperature thermometer tion tone tumbler unit velocity vertical vessel vibrations voltaic cell volts wave-length waves weight zinc
Δημοφιλή αποσπάσματα
Σελίδα 155 - Principle states that a body wholly or partially immersed in a fluid is buoyed up by a force equal to the weight of the fluid displaced by it.
Σελίδα 57 - Every body continues in its state of rest, or of uniform motion in a straight line, unless it is compelled to change that state by forces impressed upon it.
Σελίδα 88 - Newton generalized the law of attraction into a statement that every particle of matter in the universe attracts every other particle with a force which varies directly as the product of their masses and inversely as the square of the distance between them; and he thence deduced the law of attraction for spherical shells of constant density.
Σελίδα 292 - ... to that required to raise the temperature of the same weight of water one degree from the temperature of maximum density 39.1 is commonly called the specific heat of the substance.
Σελίδα 157 - The specific gravity of a substance is the ratio between the weight of any volume of the substance and...
Σελίδα 195 - E ; each boy, after the transmission ot the push, becoming himself erect. E, having nobody in front, is thrown forward. Had he been standing on the edge of a precipice, he would have fallen over; had he stood in contact with a window, he would have broken the glass ; had he been close to a drum-head, he would have shaken the drum.
Σελίδα 3 - ... laboratory as it is in the ordinary recitation or lecture room. The great utility of the laboratory note-book is emphatically stated. To the objection that the kind of instruction described requires much time and effort on the part of the teacher, the Conference reply that to give good instruction in the sciences requires of the teacher more work than to give good instruction in mathematics or the languages ; and that the sooner this fact is recognized by those who have the management of schools...
Σελίδα 302 - We have now to try and realize the idea of ' a perfectly continuous, subtle, incompressible substance pervading all space and penetrating between the molecules of all ordinary matter, which are embedded in it, and connected with one another by its means.
Σελίδα 142 - The pressure per unit of area exerted anywhere upon a mass of liquid is transmitted undiminished in all directions, and acts with the same force upon all surfaces, in a direction at right angles to those surfaces.
Σελίδα 260 - The Temperature of a body is its state considered with reference to its ability to communicate heat to other bodies.