A Block of Mass M = 8

question 32

Multiple Choice

A block of mass m = 8.40 kg,moving on a horizontal frictionless surface with a speed 4.20 m/s,makes a perfectly elastic collision with a block of mass M at rest.After the collision,the 8.40 block recoils with a speed of 0.400 m/s.In the figure,the blocks are in contact for 0.200 s.The magnitude of the average force on the 8.40-kg block,while the two blocks are in contact,is closest to

• A)193 N.
• B)185 N.
• C)176 N.
• D)168 N.
• E)160 N.

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Definitions:

Interhemispheric Connections

Refers to the neural pathways that connect the two hemispheres of the brain, facilitating communication between them.

Anomalous Speech Representation

Condition in which a person’s speech zones are located in the right hemisphere or in both hemispheres.

Broca's Area

A region in the frontal lobe of the dominant hemisphere (usually the left) of the brain with functions linked to speech production.

Cerebellum

Major brainstem structure specialized for learning and coordinating movements; assists the cerebrum in generating many behaviors.