The Weber Fraction for a Hawk's Ability to See Differences

question 514

Multiple Choice

The Weber fraction for a hawk's ability to see differences in brightness is about 1/100. About how much would the light have to change in order for a hawk to notice a brightness difference?

• A)10 percent
• B)100 percent
• C)1 percent
• D)1/100 of a percent
• E)100 lumens

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Definitions:

Marginal Value

Refers to the additional benefit derived from consuming or producing one more unit of a good or service.

Slopes Downward

Describes a line on a graph that represents a decrease in one variable as another variable increases, typically associated with demand curves.

Consumer Surplus

The difference in the total funds consumers are willing and able to disburse for a good or service compared to the actual expenditure.

Willingness to Pay

The maximum amount an individual is prepared to spend on a good or service to satisfy their needs or desires.