812 



SMITHSONIAN PHYSICAL TABLES 



Metals — continued 

 optical constants, 558 

 reflecting factor, 558-560 

 resistance, with pressure, 388, 389 

 effect of tension on, 387 

 temperature, high and low, 393 

 resistivity, 384 

 rigidity, 226 



vs. temperature, 227 

 superconductivity, 394 

 thermal conductivity, 138 

 vapor pressure, 363 



variation of volume with pressure, 286 

 Meteorology (see also Air and Atmosphere) , 



592 

 Meteors, composition, 626 

 Meter, 6, 61 

 candle, 93 

 Metric slug, 337 



Metric system: conversion to British Im- 

 perial, 64, 66 

 conversion to U. S., 61 

 prefixes, 782, 783 

 values in British Imperial, 64 

 Mev, 21 

 Micro-, 6, 782 

 Micron, 6, 63 



Microscope, media for determination of re- 

 fractive index, 561 

 Mil, 6, 63 

 Mile, 6, 62 

 nautical, 62 

 statute, 6, 62 

 Milky Way, 746 



pole, 731 

 Milli-, 6 



Millilambert, 93 

 Milliphot, 93 

 Minerals: density, 294 

 dielectric constant, 428 

 electrical resistivity, 395 

 index of refraction 

 biaxial, 526 

 monorefringent, 522 

 uniaxial, 523 

 rock-forming, bulk moduli, 740 

 specific heat, 162 

 MKS system of units, 15 

 Mobility of ions, 644, 645 

 Modulus of elasticity, 6, 189 

 Modulus of rupture, 188 

 Mol (mole), 6 



Molecular constants of diatomic molecules, 

 586 

 energy, 586 



conversion factors, 618 

 dissociation, 586, 587 

 electronic, 586 

 rotational, 586 

 states, 587 



characterized, 586 

 designated, 586 

 electronic, 586 

 for ground state, 587 

 intermolecular distances, 586 



equilibrium position, 587 

 moment of inertia, 586 



Molecule, 618, 654 



diameter, 638, 642, 644, 645 

 diatomic, 586 

 constants, 587 

 ground state, 586, 587 

 dimensions, 631, 644 

 evaporation, 639 

 masses, 640 

 mean free path, 641 



formula, 641 

 number, 638 



of monolayer and equivalent volume, 645 

 pressure, 638 

 temperature, 638 

 organic, 646 



cross section, 646 

 length, 646 

 pressure, gases (units), 638 

 protein, 631 

 rates of incidence, 639 

 velocity, 639, 640 

 formula, 639 

 value, 640 

 volume, inert gas atoms, 646 

 Molybdenum, radiation and other proper- 

 ties, 103 

 Moment of inertia of various bodies, 27 

 Momentum, 6 



angular, of nucleus, 654 

 Month, 730 

 Moon: age, 741 

 albedo, 737 

 craters, 736 

 dimensions, 734 

 mass, 734 

 orbit, 735 



eceentricity, 729 

 general precession, 730 

 inclination, 730 

 parallactic, 731 

 physical data, 734 

 temperature, 734 

 Mortars (see under Building materials) 

 Mountains, 772 



Musical instruments (see also under Sound), 

 310, 311 

 peak power, 310 

 Musical scales, 312 

 Mutual inductance, 13 



Nebulae (see also under Astronomy), lines, 

 745 



Neptune, 734 



Neon, compressibility, 264 

 standard wavelengths, 568 



Nernst effect, 451 



Nernst glower, 103, 104 



Neutralization, heats of, 186 



Neutrino (see under Particles, funda- 

 mental) , 664 



Neutron, 654 



slow to produce radioactive isotopes, 667 

 radioactivity, 667 



Newton, 6 



Nickel, radiation from, 101 

 soot covered, 101 



