What Evidence in the Ocean Floor Is Indicative of Past

question 170

Multiple Choice

What evidence in the ocean floor is indicative of past magnetic reversals?

• A)Magnetic particles in basalt orient with the magnetic field in force at the time the oceanic lava cooled and hardened.
• B)Isotopic analysis of ocean core sediments help determine sea floor age and this can be used to infer past magnetism.
• C)The ocean floor is uniformly old,preserving Earth's 4.6 billion history.
• D)Mantle hot spots are always oriented to the magnetic field.

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Definitions:

Cognitive Dissonance

The mental discomfort experienced by an individual who holds two or more contradictory beliefs, ideas, or values at the same time.

Private Behaviors

Actions that individuals engage in away from the public eye or scrutiny, reflecting personal preferences or desires.

Consistency

The quality of always behaving or performing in a similar way, or the quality of being logical and containing no contradictions.

Three Components

Constituent parts or aspects that together form a whole, often referenced in models or theories to explain complex phenomena.