The Main Observable Difference Separating Type I and Type II

question 18

Multiple Choice

The main observable difference separating Type I and Type II supernovae is ____.

• A) neutrino emission
• B) iron absorption lines
• C) a difference in luminosity of several thousand times
• D) the presence or absence of hydrogen absorption lines
• E) the presence or absence of hydrogen emission lines

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Definitions:

Accept Goods

The act of a buyer acknowledging that the products received meet the terms of the contract.

Commercial Unit

A Commercial Unit refers to a standard of goods that has been treated as a whole for purposes of sale or lease under the Uniform Commercial Code.

Nonconforming Goods

Products that do not meet the specifications, standards, or quality as stated in a purchase contract.

Not a Merchant

This term indicates an individual or entity that is not engaged in the buying and selling of goods or services, typically within the context of commercial law.