Student Resources—746

Index
Index
Vestigial structures Zygote
Vestigial structures, 348, 348
Villi, 403, 403
Vinegar, 624
Virchow, Rudolf, 221
Virus(es), 232; active, 232, 232; and
diseases, 382, 383; effect on
organisms, 233, 233; latent, 233,
233, 233 act; reproduction of,
232, 232; research on, 235;
treating and preventing diseases
caused by, 234, 234
Viscosity, 655
Vision, 452, 453, 453–454;
binocular, 350
Vitamin(s), 404, 405, 407, 435;
fat-soluble, 407; identifying,
411 lab; water-soluble, 407
Vitamin B, 404
Vitamin C, 411 lab
Vitamin D, 407, 435
Vitamin K, 404, 407
Volcano(es), changing face of,
593 lab; and climatic changes,
161, 161; energy from, 714, 714;
eruptions of, 91, 91, 170, 170,
592, 592–593; and formation of
igneous rock, 62, 62–63, 63; on
other planets, 198
Volcanic glass, 64
Volume, and pressure, 669, 669
Voluntary muscles, 439, 439
W
Wall cloud, 131
Waning, 187, 188
Warm front, 127, 128
Waste(s), cellular, 373; excretion
from body, 419–423, 436; and
exhaling, 414; hazardous, 576,
576; radioactive, 564, 576, 731;
solid, 575
Water, 251–253; balancing gain and
loss in body, 422; boiling point
of, 662, 662; changes of state of,
601, 601; characteristics of, 253;
844 STUDENT RESOURCES
and climate, 149, 149; as
compound, 248, 248, 620;
diffusion of, 255 lab, 256, 256;
and environment, 533, 533;
freezing, 253; freshwater, 654; in
generation of electricity, 563;
groundwater, 574, 574;
importance of, 252; in living
things, 251; measure absorption
by a moss, 507 lab; melting
point of, 659; molecules of, 248,
248, 253, 253; movement in
plants, 513 lab; as nutrient, 405,
408–409; in oceans, 574, 574;
physical properties of, 597; in
plant cells, 245 lab, 252, 256,
256; as solvent, 626–628, 627,
628; surface, 573, 573
Water cycle, 101, 101, 548, 548,
548 lab, 665
Waterfalls, 669
Water pollution, 573, 573–574, 574
Water-soluble vitamins, 407
Water vapor, in atmosphere, 91;
and humidity, 120, 120, 121 act;
and temperature, 121, 121
Watson, James, 291
Wave(s), radio, 93, 93; sound,
454, 454
Waxing, 187, 188
Weather, 116, 116, 118–140;
changes in, 126–127, 127; and
clouds, 122, 122–124, 123, 129,
131; factors in, 118–121;
forecasting, 134, 134–137, 135,
136, 137 lab; and fronts,
127–128, 128, 136, 136;
measuring wind speed, 119,
138–139 lab; and precipitation,
124–125, 124–125; and safety,
133; severe, 129–133, 130, 131,
132, 133; and Sun, 118, 118
Weathering, of rocks, 72
Weather maps, 136, 136, 137 lab
Weight, and mass, 696; measuring,
596
Whales, 490
Wheelchairs, 47, 47
White blood cells, 366, 366, 367,
367, 367 act, 370, 379
Whooping cough (pertussis), 380
Williams, Daniel Hale, 392
Wind, 103–107, 119, 119; and
Coriolis effect, 104, 104, 105;
global, 104, 104–106, 104 act,
105; jet stream, 106, 106; land
breeze, 107, 107; local, 106–107,
107; polar easterlies, 105, 106;
prevailing westerlies, 105, 106;
sea breeze, 107, 107; surface,
106; trade, 105, 106
Wind energy, 735, 735
Windmill, 735, 735
Wind power, 564
Wind shear, 130
Wind sock, 119
Wind speed, 119, 138–139 lab
Wind vane, 119
Winter solstice, 182, 182, 183
Woody stems, 513
X
X chromosome, 318, 318
X-ray crystallography, 50, 50
Xylem, 515, 515
Y
Y chromosome, 318, 318
Yeast, 264, 264
Yellow fever, 234
Z
Zinc, 46
Zircon, 32
Zoisite, 42, 42
Zygote, 284, 285, 289, 479, 480,
481, 481