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absorbed accumulated actinic action amount of force animal atmosphere body boiler called carbon and hydrogen chapter Cloth coal cold colder combination combustion condensed cooling CORUSCATIONS course currents degree descending diathermant Dorrie duced earth effect electricity engraving enormous ergy example expended explosion falling force feet fire floating flow foot-pounds form of heat friction ground heat of vaporization hornbeam immense imparted intercept John kind Lawrence lifting force light liquefaction machinery manner mass means ment Miss Random motion mysterious nature nitrogen observed oxygen particles pass phenomena photosphere portion pound weight precisely principle produced pulley rain raised rays regions rence result Rick Roundell scientific seen separating solar energy solar force solar radiation space spots stomata stored force stream substance suppose surface temperature thing tion treadle units of heat vapor vast vegetable velocity warm weight wheel white clover whole wind wonderful wood
Page 310 - HOMES WITHOUT HANDS; a Description of the Habitations of Animals, classed according to their Principle of Construction.
Page 309 - THE WONDERS OF SCIENCE; or, Young Humphry Davy (the Cornish Apothecary's Boy who taught himself Natural Philosophy, and eventually became President of the Royal Society). The Life of a Wonderful Boy, written for Boys. By HENRY MAYHEW.
Page 310 - The Child's Book of Nature, for the use of Families and Schools; intended to aid Mothers and Teachers in training Children in the Observation of Nature. In Three Parts. PART I. Plants. —PART II.
Page 310 - Cloth, 40 cents. THE ADVENTURES OF REUBEN DAVIDGER ; Seventeen Years and Four Months Captive among the Dyaks of Borneo.
Page 310 - Cloth, $i 20. Nineteen Beautiful Years; or, Sketches of a Girl's Life. Written by her Sister. With an Introduction by Rev. RS FOSTER, DD i6mo, Cloth, $i oo. Harper's Boys' and Girls
Page 309 - A Child Gathering Pebbles on the Sea-Shore." (Founded on the Early Life of Ferguson, the Shepherd-Boy Astronomer, and intended to show how a Poor Lad became acquainted with the Principles of Natural Science.) By HENRY MAYHEW.
Page 116 - We measure mechanical work by foot-pounds, and the amount of heat we measure by the quantity of heat which is necessary to raise the temperature of one pound of water by one degree, taking the centigrade scale.
Page 307 - Adventures of a Young Naturalist. By LUCIEN BIART. Edited and Adapted by PARKER GILLMORE. With 117 Illustrations.
Page 309 - Young Benjamin Franklin ; or, The Right Road through Life. A Story to show how Young Benjamin Learned the Principles which Raised him from a Printer's Boy to the First Embassador of the American Republic. A Boy's Book on a Boy's own Subject. By HENRY MAYHEW. With Illustrations by John Gilbert. i6mo, Cloth, $ i 85, Mr.