The First Supercontinent Formed by Collisions of Microcontinents and Island

question 28

Multiple Choice

The first supercontinent formed by collisions of microcontinents and island arcs probably about __________ years ago.

• A) 4.5 billion
• B) 2 to 1.8 billion
• C) 543 million
• D) 5 million

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Definitions:

Iconic Memory

Visual sensory memory, lasting only a fraction of a second.

Echoic Memory

Auditory sensory memory, lasting only 2 to 4 seconds.

Capacity

The maximum amount that something can contain or produce, or the ability to perform, understand, or absorb something.

Sensory Memory

The shortest-term element of memory, which allows individuals to retain impressions of sensory information after the original stimulus has ceased.