Question

Complete as definições de diferentes tipos de água e fontes com as palavras na caixa:
river – lake – oceans – aquifers – ground water – salt water – fresh water

a) A ______ is a watercourse, usually fresh water, that flows by gravity toward an ocean, a lake, a sea or another______.

b) ______ are large amounts of salt water that covers almost three quarters of the Earth's surface, is divided by continents and large archipelagos.

c) a ________ is a natural depression on earth's surface that permanently contains a variable amount of water.

d) In geology is considered _______ all that water that occupies all the empty spaces of a geological formation, the so-called ______. Ground water is formed by surplus rainwater

e) _______ around the world has a salinity close to 3,5%, which means that for every liter of seawater there are 35 grams of dissolved salts, most of which are sodium choloride. Seawater has no uniform salinity around the globe.

f) water is abundant renewable natural resource that occupies approximately 70% of our planet's surface. However, 97% of this water is salty and therefore unfit for consumuption. Less than 3% of the planet's __________, of which 2,5% is trapped in glaciers. Of the remaining 0,5% of water in the world, most are tapped in ground water aquifers, making human access difficult.

Answer 1

Resposta:

Water definitions

a) A river  is a watercourse, usually fresh water, that flows by gravity toward an ocean, a lake, a sea or another river.

b) Oceans are large amounts of salt water that covers almost three quarters of the Earth's surface, is divided by continents and large archipelagos.

c) A lake is a natural depression on earth's surface that permanently contains a variable amount of water.

d) In geology is considered ground water all that water that occupies all the empty spaces of a geological formation, the so-called aquifers. Ground water is formed by surplus rainwater  

e) Salt water around the world has a salinity close to 3,5%, which means that for every liter of seawater there are 35 grams of dissolved salts, most of which are sodium choloride. Seawater has no uniform salinity around the globe.

f) Water is abundant renewable natural resource that occupies approximately 70% of our planet's surface. However, 97% of this water is salty and therefore unfit for consumuption. Less than 3% of the planet's fresh water, of which 2,5% is trapped in glaciers. Of the remaining 0,5% of water in the world, most are tapped in ground water aquifers, making human access difficult.

Explicação: