In the Geologic Past,the Polarity of Earth's Magnetic Field Is

question 11

Multiple Choice

In the geologic past,the polarity of Earth's magnetic field is ________.

• A)unknown,but it is assumed to have been identical to today's
• B)known to have stayed constant through geologic time,as shown by remnant magnetization of iron-rich minerals in rocks
• C)known to have experienced numerous reversals,as shown by remnant magnetization of iron-rich minerals in rocks
• D)known to have stayed constant through time,based on theoretical calculations

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Definitions:

Cue-dependent Forgetting

The inability to recall information in the absence of specific cues or contexts that were present at the time the memory was formed.

Original Memory

The initial encoding of information into the memory system, before any subsequent alterations or modifications.

Misleading Information

Incorrect or deceptive information that leads to false conclusions or understanding.

Cue-dependent

Relating to the phenomenon where recall of information is enhanced if retrieval occurs in a context similar to the one where the information was encoded.