Life Cycle Analysis Flashcards

1
Q

What are the 4 principles of a LCA?

A

Goal & scope, life cycle inventory, impact assessment, interpretation.

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2
Q

Which LCA principle/step sets the system boundaries?

A

Goal & scope.

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3
Q

Which LCA principle/step establishes the motivation for the study?

A

Goal & scope.

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4
Q

Which LCA principle/step establishes the intended use of results?

A

Goal & scope.

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5
Q

Which LCA principle/step establishes the intended use of results?

A

Goal & scope.

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6
Q

Which LCA principle/step establishes the resources available to conduct the study?

A

Goal & scope.

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7
Q

Which LCA principle/step establishes the perspective of the analysis?

A

Goal & scope.

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8
Q

Which LCA principle/step lists and quantifies the inputs and outputs of the processes at each stage in one life cycle?

A

Life cycle inventory.

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9
Q

What are the 4 stages to consider in the life cycle inventory principle/step?

A

Raw materials acquisition, manufacturing, product use, and product disposal.

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10
Q

Which stage of the life cycle inventory principle/step usually considers product packaging and transportation to the consumer?

A

Manufacturing.

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11
Q

Which stage of the life cycle inventory principle/step usually considers maintenance and repair of the product?

A

Product use, as maintenance/repair would occur during its useful life.

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12
Q

Throughout all four stages, the inventory analysis quantifies the amount of each material used as input at each stage. Besides material, what other input is quantified?

A

The amount of energy.

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13
Q

The impact assessment principle/step uniquely determines the impacts of each input identified in the life cycle inventory step.

A

False - impacts of outputs are also assessed.

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14
Q

Is relating metrics to objectives a part of data interpretation or improvement analysis?

A

Data interpretation.

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15
Q

Is quantifying human and ecological effects a part of data interpretation or improvement analysis?

A

Data interpretation.

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16
Q

Is delivering information to target audience a part of data interpretation or improvement analysis?

A

Data intepretation.

17
Q

Is issuing recommendations a part of data interpretation or improvement analysis?

A

Data interpretation (according to lecture 4, slide 16).

18
Q

Is identifying methods to reduce environmental impacts a part of data interpretation or improvement analysis?

A

Improvement analysis.