Natural Systems A level Geography AQA CGP p4 The Water Cycle

The water cycle shows the continuous movement of water within the Earth and atmosphere.

• True

• False

The hydrosphere contains ............... litres of water.

• 1.4 billion

• 1.4 sextillion

• 1.4 septillion

How much of the Earth's water is saline water, which is found in the oceans?

• 54%

• 75%

• 97%

Where is most of the freshwater stored on Earth?

• Cryosphere

  e.g. glacial ice

• Groundwater

  e.g. in the lithosphere underground

• Liquid freshwater e.g. lakes rivers etc

• Water vapor in the atmosphere

Water changes between solid, liquid and gaseous forms. For water to boil or melt it has to ............. energy.

• gain

• lose

• retain

For water to condense or freeze it has to ............ energy

• gain

• lose

• retain

What is the term used for water that is being continuously cycled between different stores.

• The transpiration cycle

• The precipitation cycle

• The global hydrological cycle

The global hydrological cycle is a ................system because it has no inputs or outputs of water

• closed

• isolated

• open

Where are the stores in the global hydrological cycle?

• Glaciers and ice caps in the cryosphere

• Water vapour and clouds in the atmosphere

• Liquid water in the oceans lakes and rivers of the hydrosphere

• Ground water in the lithosphere

......................... is the process where water vapour becomes liquid. It is the reverse of evaporation, where liquid water becomes a vapour.

• Condensation

• Precipitation

• Sublimation