Water-gas shift reaction, 382
Watt, James, 4
Wave equation, 28, 396–397
Wave vector, 66
Wave-particle duality, 42
Wavelength, 28, 68
Wavenumber, 31
Weather, 210, 230, 256, 261, 279, 297, 317, 323
Wien displacement law, 41
Wien, Wilhelm, 40
Wind, 5, 10, 259, 326, 332, 440, 442–443
Work, 125
Work function, 99, 100
Wronski, Chris R., 151, 191
Xenon, 117
Ytterbium, 241
Zenith, 264, 271
Zinc, 180
Zinc oxide, 178, 200, 415
Zinc sulphide, 169