Exam 15: Water Resources

Serious water shortages are emerging as the demand for water in many countries simply exceeds the supply,thus forcing people to live in ______________________________.

Which of the following characterizes desalination? 

The process of water evaporation uses large amounts of energy because of the strong forces of attraction between the water's molecules.

Flooding increases with economic and urban development.

The majority of the residential fresh water consumed in Canada is used to flush toilets and take showers.

The building of the Aswan Dam in Egypt has contributed to the spread of a disease called ____________________.

What is one benefit of having large dams and reservoirs? 

Canada has about 35% of the world's supply of fresh water.

WATER -Which letter in the diagram corresponds to the graph that represents the amount of global freshwater that is readily available to the public?

WATER -Which letter in the diagram corresponds to the graph that represents the total amount of freshwater and saltwater in the world?

Floods and droughts are human-activated problems.

About 65% of water consumed by Canadian households is used for flushing toilets and taking showers.

Drinking is the biggest use of water worldwide.

How can Canadians use water wisely and reduce waste?

WATER -Which letter in the diagram corresponds to an area that replenishes an aquifer by precipitation?

WATER -Which letter in the diagram corresponds to an area with a water table that is replenished by infiltration?

A(n)______________________________ system is very efficient,reduces water waste,and is adaptable.

Building levees or floodwalls is a precautionary approach to solving flooding problems.

A country is said to be water stressed when the volume of reliable runoff falls below the amount of water withdrawn.

Which human activity decreases the likelihood that flooding will occur?