... 11:38:13 Planet Earth 6Our galaxy8 The solar system10Asteroids, meteorites, 12 and comets The Moon14Early Earth 16 Earth s structure18Plate tectonics 20 Continental drift 22 Mountains 24 Faults ... eectIron oxide in the rocks gives Mars its rust-red colorWater droplets form white clouds in the atmosphere 67895US_010_011_WD207.indd 11 9/1/09 18:00 :24 the incredible visual guide 004_005_Prelims.indd ... 124 Index 126 Acknowledgments 128 Oceans and seas 80Waves, currents, 82 and tidesAtmosphere84Weather86Clouds 88Extreme weather90Climates 92 45US_004_005_WD207_Prelims.indd 5 9/1/09 16:39 :20 006_007_WD207.indd...