What Spectral Class Is the Sun

question 23

Multiple Choice

What spectral class is the Sun?

• A) A0
• B) B7
• C) F5
• D) M3
• E) G2

---

Definitions:

Present Value

The value today of a future sum of money or sequence of cash payments, adjusted for a specific rate of return.

Annuity

An annuity is a financial product that pays out a fixed stream of payments to an individual, typically used as an income stream for retirees.

Annual Interest

Annual interest is the amount of interest due over the course of a year on borrowed funds or invested capital.

Contract Rate

The agreed-upon rate specified in a contract for services or lending/borrowing, which could refer to interest rates or payment amounts for contractual services.