Blocks a and B Are Moving Toward Each Other Along

question 79

Multiple Choice

Blocks A and B are moving toward each other along the x axis.A has a mass of 2.0 kg and a velocity of 50 m/s, while B has a mass of 4.0 kg and a velocity of -25 m/s.They suffer an elastic collision and move off along the x axis.The kinetic energy transferred from A to B during the collision is:

• A)0 J
• B)2500 J
• C)5000 J
• D)7500 J
• E)10000 J

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Definitions:

Shadowing

A technique used in psychological research to study attention and language processing, involving repeating speech immediately after hearing it.

Convergence

A binocular cue for depth based on the inward movement of the eyes as they attempt to focus on an object that is drawing nearer.

Sensitization

The process by which repeated exposure to a stimulus increases the response to that stimulus over time.

Subliminal Stimulation

The process of influencing someone's mind with stimuli (visual or auditory) below the threshold of conscious perception.