A Newly Formed Planet or Large Asteroid Becomes Molten Due

question 81

Multiple Choice

A newly formed planet or large asteroid becomes molten due to

• A)the last infalling objects.
• B)decay of radioactive element isotopes.
• C)the last infalling objects and decay of radioactive element isotopes.
• D)none of the other choices as newly formed planets remain solid inside.

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Definitions:

Spontaneous Recovery

The reappearance of a previously extinguished conditioned response after a period of no exposure to the conditioned stimulus.

Extinction

Extinction refers to the process in behavioral psychology where a conditioned response decreases in frequency and eventually disappears when the reinforcement stops.

Unconditioned Stimulus

In classical conditioning, a stimulus that naturally and automatically triggers an unconditioned response without any learning needed.

Fear Reaction

The immediate response to a perceived threat, involving physiological changes that prepare the body to either fight or flee.