HOMEWORK WATER IN NATURE

                   WATER  IN  NATURE

GLACIER:  a slowly moving mass of ice formed by the accumulation and compaction of snow on mountains or near the poles.

Glacier Perito Moreno – National Park The Glaciers – Argentina (South America)

WATERFALL:  a cascade of water falling from a height, formed when a river or stream flows over a precipice or steep incline.

                                                 Waterfall in Borosa river – Cazorla (Jaén)

TORRENT:  a strong and fast-moving stream of water.

                                            Torrent in Pico de la Muga - Panticosa (Huesca)

LAKE:  a large area of water surrounded by land 

    

Peyto Lake – National Park Banff (Canada Rocky Mountains)

Covadonga Lakes – Picos de Europa (Asturias)

                                                                                     

TRIBUTARY:  a river or stream flowing into a larger river or lake.

                                                            Pucon river – Chile

RIVER:  a large natural flow of water travelling along a channel to the sea, a lake or another river.

                                                            Sena river – Paris (France)

UPPER COURSE:  upper river, in it the land is steep and so the river flow is stronger. This causes erosion.

                                                     Guadalquivir river – Quesada (Jaen)

MIDDLE COURSE:  middle of the river, river´s flow is weaker and there is less erosion. The river deposits the large materials here. It continues to transport the smaller materials.

                                                Tajo river – Talavera de la Reina (Toledo)

LOWER COURSE:  river bottom, the river deposits the small materials it is carrying.

                                                   Manzanares river – Madrid

DELTA:  a triangular tract of sediment deposited at the mouth of a river, typically where it diverges into several outlets.

                                                          Ebro delta – Tarragona (Spain)

MARSH:  an area of low-lying land which is flooded in wet seasons or at high tide, and typically remains waterlogged at all times.

                                                    Doñana marsh – Ayamonte (Huelva)

MEANDER:  a winding curve or bend of a river.

                                Amazonas river – Peru, Colombia, Brazil (South America)

ESTUARY:  the tidal mouth of a large river.

     

Plata river – Argentina, Uruguay (South America)

MOUTH:  the place where a river enters the sea.

  

Miño river – La Guardia (Pontevedra)

LAGOON:  a stretch of salt water separated from the sea by a low sandbank or coral reef.

         

Salt lagoons of the Camargue – Provence (France)

Inarajam – Marianas Islands. Micronesia (Oceania)

             

SEDIMENTATION:  the depositing of materials by a river.

   

Yaque river – Dominican Republic (South America)

Paula Zorrilla – 1º F