Why Is Iron Significant to Understanding How a Supernova Occurs

question 27

Multiple Choice

Why is iron significant to understanding how a supernova occurs?

• A) Iron cannot release energy either by fission or fusion.
• B) Iron is the heaviest of all atomic nuclei, and thus no heavier elements can be made.
• C) Supernovae often leave behind neutron stars, which are made mostly of iron.
• D) The fusion of iron into uranium is the reaction that drives a supernova explosion.

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Definitions:

Composition

The agreement in bankruptcy proceedings where a debtor repays a portion of the debt instead of the full amount to creditors.

Creditors

Creditors are individuals or entities to whom money is owed by debtors for goods provided or loans given.

Chapter 13

A type of bankruptcy in the United States that allows individuals with a regular income to develop a plan to repay all or part of their debts under court supervision.

Debtor's Estate

All legal or equitable interests of the debtor in property at the time of the bankruptcy filing.