Light Leaving a Point Source Spreads Out So That the Apparent

question 198

Multiple Choice

Light leaving a point source spreads out so that the apparent brightness I of light per unit area varies with distance d according to which law ( means "proportional to") ?

• A) I = constant
• B) I 1/d²
• C) I d²
• D) I 1/d

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Definitions:

Decay

The process of losing information over time due to the non-use of a memory trace in the brain.

Interference

The act of impeding or obstructing something, often used in contexts such as memory interference, where one memory competes with or replaces another.

Chunking

A cognitive strategy for organizing information into more manageable parts or chunks to enhance memory and recall.

Von Restorff Effect

A principle from cognitive psychology which posits that an item that stands out from its peers is more likely to be remembered.