Environmental Science-2

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Author:
VIXARC
ID:
171866
Filename:
Environmental Science-2
Updated:
2012-09-19 07:00:06
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  1. What are the steps to the scientific method
    • 1. Recognize the question
    • 2. Develop a useful, predictable hypothesis
    • 3. Design and perform an experiment
    • 4. Analyze and interpret the data
  2. What are the step in addressing environmental problem
    • 1. Scientific Assessment
    • 2. Risk analysis
    • 3. Public Education & Involvement
    • 4. Political Action
    • 5. Long term evaluation
  3. Matter
    Anything that has mass and takes up space living or not
  4. High Quality
    highly concentrated is typically found near the earths surface and has has great potential for use as a resource
  5. Low Quality
    Matter is not highly concentrated is often located deep underground or dispersed in the ocean or atmosphere and usually has little potential lfor use as resource
  6. Element
    Fundamental substance that has a unique set of properties and cannot be broken down into simpler substances by chemical means
  7. Example of Elements
    • Oxygen
    • Carbon
    • Hydrogen
    • Nitrogen
  8. Law of conservation of matter states
    whenever matter undergoes a physical or chemical change no atoms are created or destroyed

    NO AWAY
  9. How is energy defined
    Capacity to do work or transfer heat
  10. Potential energy
    stored energy ( chemical bonds in plants or gasoline, water behind a dam)
  11. Kinetic Energy
    Associated with motion - wind , flowing water, heat

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