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" The ratio of the weight of a substance in air to that of an equal volume of water is called the specific gravity of the substance... "
Arithmetic by Grades for Inductive Teaching, Drilling and Testing - Σελίδα 109
των John Tilden Prince - 1894
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A Mental Arithmetic

George Albert Wentworth - 1895 - 190 σελίδες
...cubic feet of hard coal weigh ? NOTE. The number of times the weight of any substance contains the weight of an equal volume of water is called the specific gravity of the substance. Lesson 37. 1. The specific gravity of the diamond is 3.5; how many times the weight of an...

Experimental Physics

William Abbott Stone - 1897 - 378 σελίδες
...specific gravity of lead. Definition. The number obtained by dividing the weight of a substance by the weight of an equal volume of water is called the specific gravity of the substance. EXPERIMENTAL PHYSICS. 9. Principle of Archimedes. The next two experiments have for their...

Treatise on Hydraulics

Mansfield Merriman - 1903 - 585 σελίδες
...that its weight in water is 110-37.5 = 72.5 pounds. The ratio of the weight of a substance to that of an equal volume of water is called the specific gravity of the substance, and this is easily computed from the law of Archimedes after weighing a piece of it in air...

Simple Experiments in Physics: Mechanics, Heat, Fluids

John Francis Woodhull, May Belle Van Arsdale - 1906 - 142 σελίδες
...this object is twice as heavy as water. This ratio of the weight of a given volume of an object to the weight of an equal volume of water is called the specific gravity of the object. It is very convenient to be able to find the volume of an irregular body by immersing it in...

A Text-book in Physics for Secondary Schools

William Norris Mumper - 1907 - 411 σελίδες
...as exists between their masses, or the weights of any two bodies are proportional to their masses. The ratio of the weight of any body to the weight of an equal volume of a standard is called the specific gravity (specific weight) of that body. Water has been selected...

Complete Arithmetic, Μέρος 2

George Wentworth - 1909
...of a gram 0.001 of a gram 125. Specific Gravity. The ratio of the weight of a given substance to the weight of an equal volume of water is called the specific gravity of the substance. Thus, if a cubic decimeter of copper weighs 8.9 kg., the specific gravity of copper is 8.9,...

Elements of Hydraulics: A Text-book for Secondary Technical Schools

Mansfield Merriman - 1912 - 156 σελίδες
...only about 150— 62 = 88 pounds per cubic foot. The ratio of the weight of a substance in air to that of an equal volume of water is called the specific gravity of the substance, and for a solid heavier than water this is easily computed from the law of Archimedes after...

Elements of Hydraulics: A Text-book for Secondary Technical Schools

Mansfield Merriman - 1912 - 156 σελίδες
...in air, its weight in water is only about 150 — 62 = 88 pounds per cubic foot. HYDROSTATICS CH. 1 an equal volume of water is called the specific gravity of the substance, and for a solid heavier than water this is easily computed from the law of Archimedes after...

Wentworth-Smith Arithmetics: Grades VII and VIII

George Albert Wentworth, David Eugene Smith - 1914
...20. 2500ml. 23. 724 h1. 266. Specific Gravity. The ratio of the weight of a given substance to the weight of an equal volume of water is called the specific gravity of the substance. Thus, if a cubic decimeter of copper weighs 8.9 kg., the specific gravity of copper is 8.9,...

Higher Arithmetic

George Wentworth, David Eugene Smith - 1919 - 250 σελίδες
...3.1416. Which of these values is the larger ? 10. The ratio of the weight of a piece of metal to the weight of an equal volume of water is called the specific gravity of the metal. The specific gravity of copper is 8.9 and the weight of 1 cu. ft. of water is 621 lb. Find the...




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