Why Can Type I Supernovae Be Used to Determine a Galaxy's

question 25

Multiple Choice

Why can Type I supernovae be used to determine a galaxy's distance?

• A) Type I supernovae occur only in very luminous galaxies.
• B) Type I supernovae have approximately the same luminosity.
• C) Type I supernovae have approximately the same size.
• D) A Type I supernova occurs in a typical galaxy about once every 100 years.
• E) Type I supernovae occur even in very small galaxies.

---

Definitions:

Payment

The amount of money transferred from one party to another in exchange for goods or services.

ROG

Receipt of Goods; the process of receiving and documenting the arrival of goods from a supplier.

Outstanding Balance

The total amount of money that is owed and still payable on a loan, credit card, or other financial accounts.

Invoice

A document itemizing and recording a transaction between a seller and a buyer.