Assume That the Central Slip Face of a Barchan Dune

question 34

Multiple Choice

Assume that the central slip face of a barchan dune slopes downhill toward the east. What is the direction of the prevailing wind?

• A) north to south
• B) south to north
• C) east to west
• D) west to east

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Definitions:

Conditioned Response

The learned response to a previously neutral stimulus that has become conditioned through association with an unconditioned stimulus in classical conditioning.

Unconditioned Stimulus

In classical conditioning, a stimulus that naturally triggers a response without any prior learning.

Conditioned Stimulus

An initially neutral signal that, upon being linked with an unconditioned stimulus, ultimately elicits a conditioned reaction.

Unconditioned Response

An unconditioned response is an automatic, natural reaction to a stimulus that occurs without prior learning or conditioning.