Environmental science test 1

 1. What type of thinking map is used for brainstorming?

    - Circle map  2. Why is it important not to immerse hot glassware in cold water?

    - Immersing hot glassware in cold water could cause the glass to shatter  3. What are tongs used for?

    - Tongs are used to pick up heated metals and glass  4. What factors must be considered when evaluating risks?

    - How, where, how much, and how long  5. How can risk be managed?

    - Risk can be managed by limiting exposure  6. What is the difference between hazard and risk

    - Hazard is the potential to cause harm, while the risk is the like hood of harm in defined circumstances  7. Are risk and perception the same thing?

    - Risk and perception are not the same things. Risk is the like hood causing harm in defined circumstances, while perception isn’t based on facts; it’s an opinion formed before enough info is available.  8. How must safety limit considerations of pesticides be balanced?

    - The safety limit consideration must be balanced with safeguarding health and food resources in some regions of the world.  9. What is bias?

    - One-sided opinion in favor of or against something

  1. How can you recognize bias?

    - Certain word choices

  1. In a line graph, how can the dependent and independent variables be displayed?

    - The Independent variable is on the x-axis (horizontal line), while the dependent variable is on the y - axis (vertical line)

  1. What is a dependent variable?

    - The result of the manipulation of the outcome

  1. What is an independent variable?

    - The variable that is being manipulated

  1. What is a hypothesis?

    - A testable prediction often implied by a theory

  1. What is an inference?

    - A conclusion based on your observation

  1. What is an ecological footprint?

    - the impact of a person or community on the environment, expressed as the amount of land required to sustain their use of natural resources.

  1. Who was Garrett Harden?

    - He coined the term “Tragedy of the commons.”

  1. What makes a resource sustainable?

    - long-term availability of a raw material that is either renewable (it can naturally replenish itself)

  1. What is the tragedy of the commons?

    - All less a resource is regulated, and people will take more than they need. There would be nothing left.

  1. When we speak about the environment, what are we speaking about?

    - All living and nonliving things with which organisms intercept. The continent, ocean, clouds, ice caps, animals, plants, forest, and farms.

  1. Give three examples of fossil fuels

    - oil, coal, and natural gas

  1. What did Thomas Malthus believe about population growth and food supply?

    - Malthus claimed that unless population growth was controlled, the number of people would outgrow the available food supply until starvation, war, or disease arose and reduced the population.

  1. Anthropogenic?

    - Caused by, or a result of, human activity.

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