Research Methods: Variables and Sustainability
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Questions and Answers

What percentage of diseases in developing nations is attributed to water?

  • 50%
  • 80% (correct)
  • 90%
  • 60%

How many people in the world lack access to clean drinking water?

  • 2 billion
  • 1.5 billion
  • 1 billion (correct)
  • 500 million

What is expected to happen to the average water supply per person over the next two decades?

  • It will decrease by half
  • It will remain the same
  • It will decrease by a third (correct)
  • It will increase by 50%

What is the primary reason for water withdrawals in the western region of the US?

<p>Agriculture (B)</p> Signup and view all the answers

Which state in the US consumes more water than it has available?

<p>California (A)</p> Signup and view all the answers

What percentage of Lusaka's population lacks access to safe drinking water?

<p>30% (D)</p> Signup and view all the answers

What is the dependent variable in an experiment?

<p>The variable that is measured in response to the independent variable (C)</p> Signup and view all the answers

What is the main purpose of a control group in an experiment?

<p>To provide a standard against which the experimental group can be compared (A)</p> Signup and view all the answers

What is sustainability defined as in the context of ecological balance and integrity?

<p>The ability to maintain ecological balance and integrity over time (A)</p> Signup and view all the answers

What is the three-pronged approach to sustainability referred to as?

<p>The triple bottom-line (A)</p> Signup and view all the answers

What is the IPAT equation used for?

<p>To measure the progress toward achieving sustainable goals (C)</p> Signup and view all the answers

What is the main goal of sustainable development?

<p>To meet the needs of the present generation without compromising the ability of future generations (A)</p> Signup and view all the answers

What does the variable I represent in the IPAT equation?

<p>Impacts on the environment (A)</p> Signup and view all the answers

What is the primary idea behind the Precautionary Principle?

<p>The burden of proof should be on the individual or company proposing the action (B)</p> Signup and view all the answers

What is the result of overusing the Precautionary Principle in the context of medical trials?

<p>Most medical trials are banned due to potential harm (C)</p> Signup and view all the answers

What does the variable P represent in the IPAT equation?

<p>Size of the relevant human population (B)</p> Signup and view all the answers

What is the main idea of the phrase 'better to be safe than sorry' in the context of environmental risk management?

<p>It is better to take precautions to prevent potential harm (A)</p> Signup and view all the answers

What is the variable A intended to measure in the IPAT equation?

<p>The affluence of the population (the level of consumption per person) (C)</p> Signup and view all the answers

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