Prove that the symmetry (or antisymmetry) of a tensor is

Conceptual Physics 12
Problem 9E If Earth were smaller than it is, but the Alexandria-to-Syene distance were the same, would the shadow of the vertical pillar in Alexandria be longer or shorter at noon during the summer solstice?

Fundamentals of Physics Extended 9
Two types of barrel units were in use in the 1920s in the United States. The apple barrel had a legally set volume of 7056 cubic inches; the cranberry barrel, 5826 cubic inches. If a merchant sells 20 cranberry barrels of goods to a customer who thinks he is receiving apple barrels, what is the discr

Campbell Biology 10
Fat digestion yields fatty acids and glycerol, whereas protein digestion yields amino acids. Both digestive processes a. occur inside cells in most animals. b. add a water molecule to break bonds. c. require a low pH resulting from HCl production. d. consume ATP.

Macroeconomics 22nd
Explain the law of supply. Why does the supply curve slope upward? How is the market supply curve derived from the sup- ply curves of individual producers?

Foundations in Microbiology 10
Explain what it means to be an obligate intracellular parasite. Name three groups of obligate intracellular parasites.

General Chemistry. Principles and Modern Applications 11
Convert each pressure to an equivalent pressure in atmospheres. (a) 736 mmHg; (b) 0.776 bar; (c) 892 Torr; (d) 225 kPa

Chemistry for today : general, organic, and biochemistry 9
Why is it necessary that protein molecules be enormous?

Introductory Chemistry: A Foundation 9
Explain, in terms of the kinetic molecular theory, how an increase in the temperature of a gas confined to a rigid container causes an increase in the pressure of the gas.