Block A, with a Mass of 4

question 27

Multiple Choice

Block A, with a mass of 4.0 kg, is moving with a speed of 2.0 m/s while block B, with a mass of 8.0 kg, is moving in the opposite direction with a speed of 3.0 m/s.The center of mass of the two-block system is moving with the velocity of:

• A)1.3 m/s in the same direction as A
• B)1.3 m/s in the same direction as B
• C)2.7 m/s in the same direction as A
• D)1.0 m/s in the same direction as B
• E)5.0 m/s in the same direction as A

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Definitions:

Context Reinstatement

A memoryphenomenon where recalling specific information is more likely if the context present at encoding and at retrieval are similar or the same.

Flashbulb Memories

Flashbulb memories are vivid, detailed memories of significant events that feel as if they have been imprinted or 'burned in' like a photograph, often associated with surprise or emotional shock.

Primacy And Recency Effects

The tendency to remember the first (primacy) and last (recency) items in a series better than those in the middle.

Schema

A cognitive framework or concept that helps organize and interpret information, allowing individuals to make sense of their experiences and the world around them.