40 J of Work Are Performed in Stretching a Spring

question 5

Multiple Choice

4.0 J of work are performed in stretching a spring with a spring constant of 2500 N/m. How much is the spring stretched?

• A) 3.2 cm
• B) 3.2 m
• C) 0.3 cm
• D) 5.7 m
• E) 5.7 cm

---

Definitions:

Conditioned Stimulus

A previously neutral stimulus that, after becoming associated with an unconditioned stimulus, eventually triggers a conditioned response.

Unconditioned Reinforcer

A stimulus that naturally and automatically triggers a response without any need for learning, such as food for a hungry animal.

Conditioned Reinforcer

An initially neutral stimulus that acquires the capacity to serve as a reinforcer through association with an unconditioned reinforcer.

Operant Conditioning

An educational process that involves altering the degree of a behavior by introducing reinforcements or deterrents.