Two Traveling Pulses on a Rope Move Toward Each Other

question 3

Multiple Choice

Two traveling pulses on a rope move toward each other at a speed of 1.0 m/s. The waves have the same amplitude. The drawing shows the position of the waves at time t = 0 s. Which one of the following drawings depicts the waves on the rope at t = 2.0 s?

• A)a
• B)b
• C)c
• D)d

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Definitions:

Cognitive Models

Theoretical constructs that explain and predict thinking patterns, decision making, and problem solving in humans.

Changing Thinking

The process of modifying one's thought patterns, often towards more positive or constructive outcomes.

Removing Symptoms

A treatment approach aiming to alleviate or eliminate the physical manifestations of a condition without necessarily addressing the underlying cause.

Operant Conditioning

A method for learning where the potency of a response is adjusted by the application of rewards or disciplinary actions.