Describe vs. Explain

####Describe
Describe is used mostly to call for statements about the sensory experience of the respondent.
Describe that painting.
Describe what you were feeling.
Describe the experience of playing on Stack Exchange.

####Explain
Explain calls for an analysis of mechanisms, motives, justifications or relationships, many of which are not available to the senses.
Explain how an internal combustion engine works.
Explain the Peter Principle.
Explain yourself!

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