Vector = -1

question 76

Multiple Choice

Vector = -1.00 + -2.00 and vector = 3.00 + 4.00 .What are the magnitude and direction of vector = 3.00 + 2.00 ?

• A) 3.61 in a direction -56.3° counterclockwise from the positive x-axis
• B) 3.61 in a direction 56.3° counterclockwise from the positive x-axis
• C) 3.61 in a direction 33.7° counterclockwise from the positive x-axis
• D) 5.00 in a direction 56.3° counterclockwise from the positive x axis
• E) 6.72 in a direction 34.4° counterclockwise from the positive x-axis

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Definitions:

Unconditioned Stimulus

In conditioning, a stimulus that naturally and automatically triggers a response without prior learning.

Extinction

In psychology, the gradual weakening and disappearance of a conditioned response when the conditioned stimulus is no longer paired with the unconditioned stimulus.

Neutral Stimulus

A neutral stimulus is something in the environment that initially does not elicit any intrinsic response until it is paired with an unconditioned stimulus.

Conditioned Stimulus

An initially neutral signal that, once it is linked with a natural stimulus, eventually elicits a learned response.