A 020-Kg Object Is Attached to a Spring with Spring Constant

question 17

Multiple Choice

A 0.20-kg object is attached to a spring with spring constant k = 10 N/m and moves with simple harmonic motion over a horizontal,frictionless surface.At the instant that it is displaced from equilibrium by −0.060 m,what is its acceleration?

• A) 360 m/s²
• B) −30 m/s²
• C) 3.0 m/s²
• D) 0.18 m/s²

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Definitions:

Thought Stopping

A cognitive-behavior modification intervention designed to help students control unproductive or self-defeating thoughts and images by suppressing or eliminating them through the use of a multistage process.

Turtle Technique

A cognitive-behavior modification intervention that combines elements of problem-solving training, self-instruction training, and relaxation training. It was developed as a way to help students who were emotionally disturbed to inhibit aggression or impulsive responding in social situations and to generate alternative responses. The turtle technique consists of three phases: (1) turtle response, (2) relaxation, and (3) problem solving.

Alternative Strategies

Different methods or approaches that can be used to achieve a specific goal or solve a problem.

Thought Stopping

A cognitive intervention technique used to control or eliminate intrusive thoughts by consciously attempting to interrupt and halt them.