Labels:arcade machine | ball | crt screen | earth | jukebox | parking meter | person | poster | sky | windowpane OCR: SAND DUNES Dunes develop when the wind picks up sand deposits SLIP FACE it in heaps, and shapes The steep dune side The side of GENTLE "the dune SLOPE that faces the prevailing wind usually has gentle slope SAND Sand consists of tiny particles of rock or mineral SHAPING THE EARTH HLPINE RIFT YOL CANIC MOUNTAINS VALLEY CANYON DESERT VALLEY ISLAND ANDSCAPE HISTORY LPINE VOLCANIC HILLS COASTLINE LANDSCAPE
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