If a Source of Light Is Moving Away at 10

question 26

Multiple Choice

If a source of light is moving away at 10% the speed of light, its wavelength will

• A)be lengthened by 22%.
• B)be lengthened by 11%.
• C)be shortened by 22%.
• D)be shortened by 11%.
• E)remain unchanged.

---

Definitions:

Expressions Given Off

Observable expressions that can be either intended or unintended and are usually nonverbal.

Thomas Theorem

Classic formulation of the way individuals determine reality, whereby “if people define situations as real, they are real in their consequences”.

Erving Goffman

A sociologist known for his analysis of human interactions and the development of the concept of dramaturgical analysis.

George Herbert Mead

An American sociologist and psychologist, known for his significant contributions to the development of symbolic interactionism and social psychology.