Water Security Flashcard 1

Front

What percentage of water on Earth is drinkable?

Back

Less than 3%

Front

Which of the following factors influence the hydrologic cycle? Temperature, Vegetation, Topography, All of the above

Back

All of the above

Front

How does climate and geology influence a country's water security status?

Back

They affect both water availability and quality

Front

Why does access to oceans not guarantee water security for a country?

Back

Because ocean water is too salty for most uses

Front

What is one way humans can pollute surface water?

Back

By disposing of industrial waste into rivers.

Front

Why do aquifers not exist in all countries equally?

Back

Because of differences in geological formations

Front

Suggest why all countries cannot rely on aquifers alone to establish water security.

Back

Aquifers can be depleted or contaminated.

Front

State the role of the aquitard in aquifer formation.

Back

It is a layer that prevents water from passing through.

Front

Explain how a borehole well, or artesian well, can be used to help establish water security for a country.

Back

By tapping into aquifers to provide a steady water supply.

Front

State 4 examples of frozen water stores.

Back

Ice sheets, glaciers, icebergs, and permafrost.