Chapters 3-6 Flashcards

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1
Q

Risk

A

the probability that a condition or action will lead to an injury, damage, or loss.

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2
Q

Probability

A

A mathematical statement about how likely it is that something will happen

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3
Q

Risk assessment

A

the use of facts and assumptions to estimate the probability of harm to human health or the environment that may result from particular management decisions.

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4
Q

Risk management

A

a decision-making process that involves weighing policy alternatives and selecting the most appropriate regulatory action by integrating the results of risk assessment with engineering data and with social, economic, and political concerns.

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5
Q

Economics

A

the study of how people choose to use resources to produce goods and services and how these goods and services are distributed to the public.

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6
Q

Resources

A

the available supply of something that can be used.

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7
Q

Natural resources

A

structures and processes that humans can use for their own purposes but cannot create.

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8
Q

Supply

A

the amount of a good or service people are willing to sell at a given price

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9
Q

Demand

A

the amount of a good or service that consumers are willing and able to buy at a given price

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10
Q

subsidy

A

a gift from government to individuals or private enterprise to encourage actions considered important to the public interest

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11
Q

brownfields

A

those areas perceived to have environmental liabilities

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12
Q

Life cycle analysis

A

process of assessing the environmental effects associated with the production, use, reuse, and disposal of product over its entire useful life

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13
Q

extended product responsibility

A

the concept that the producer of a product is responsible for all the negative effects involved in its production, including the ultimate disposal of the product when its useful life is over

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14
Q

sustainable development

A

development that meets the needs of the present without compromising the ability of future generations to meet their own needs

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15
Q

debt-for-nature-exchanges

A

an innovative mechanism for addressing the debt issue while encouraging the investment in conservation and sustainable development

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16
Q

science

A

a process used to solve problems or develop an understanding of nature that involves testing possible answers

17
Q

scientific method

A

a way of gaining info about the world by forming possible solutions to questions followed by rigorous testing to determine if the proposed solutions are valid

18
Q

hypothesis

A

a statement that provides a possible answer to a question or an explanation for an observation that can be tested

19
Q

controlled experiment

A

2 groups differ in only 1 way

20
Q

scientific law

A

a uniform or constant fact of nature that describes what happens in nature

21
Q

law of conservation of mass

A

states that matter is not gained or lost during a chemical reaction

22
Q

pseudoscience

A

a deceptive practice that uses the appearance or language of science to convince, confuse, or mislead people into thinking that something has scientific validity when it does not

23
Q

matter

A

anything that has mass

24
Q

atoms

A

fundamental subunits of matter (92 found in nature)

25
Q

nucleus

A

the central region of an atom

26
Q

protons

A

positively charged particles

27
Q

neutrons

A

uncharged particles

28
Q

electrons

A

lightweight, fast-moving, negatively charged particles