Water Scarcity in the Southwest

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Questions and Answers

What are the two main sources of water anywhere in the world?

  • Underground and surface water (correct)
  • Groundwater and salt water
  • Aquifers and lakes
  • Rivers and melted snow

What is an aquifer?

  • Water that is underground (correct)
  • Water found in lakes, streams, and rivers
  • Water obtained from melted snow
  • A type of lake where water is stored

Where is the main supply of water for more than 30 million people located?

  • Hoover Dam
  • Lake Mead reservoir
  • Colorado River (correct)
  • Rio Grande

What is the purpose of a reservoir?

<p>To store water (A)</p> Signup and view all the answers

What is the climate of much of the Southwest region?

<p>Arid or semiarid (A)</p> Signup and view all the answers

What happens when people dig wells in the Southwest?

<p>They tap into underground water (D)</p> Signup and view all the answers

What is the significant impact of the Colorado River on the Southwest's water supply?

<p>It serves as the main supply of water for over 30 million people (A)</p> Signup and view all the answers

What is the reason for the expected increase in water usage in residences in the future?

<p>Higher demand due to population growth (C)</p> Signup and view all the answers

What do aqueducts do in the Southwest region?

<p>Carry water from the Colorado River to Phoenix (A)</p> Signup and view all the answers

How do farmers in the Southwest minimize water loss during irrigation?

<p>By implementing drip irrigation techniques (D)</p> Signup and view all the answers

What is the primary purpose of power plants in the Southwest region?

<p>Supplying electricity using flowing water (A)</p> Signup and view all the answers

What has enabled people in Phoenix to reduce their water use by 20 percent?

<p>Implementation of new guidelines for outdoor water use (C)</p> Signup and view all the answers

What makes life in the Southwest more comfortable according to the passage?

<p>Development and implementation of air conditioning systems (B)</p> Signup and view all the answers

What is the main reason for the expected increase in water usage in residences in the future in the Southwest region?

<p>Growing population in the area (D)</p> Signup and view all the answers

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