The Standard Model of Particle Physics Is Incomplete Because It

question 5

Multiple Choice

The standard model of particle physics is incomplete because it leaves which question(s) unanswered?

• A) Why do neutrinos have mass?
• B) Why is the strong nuclear force much stronger than the weak nuclear force?
• C) How is gravity related to the other three fundamental forces?
• D) all of the above

---

Definitions:

EAFE

An acronym for Europe, Australasia, and Far East, representing a stock index that measures the equity market performance outside the U.S. and Canada.

European, Australian, Far East

An acronym (EAFE) referring to a major stock market index that measures the equity market performance of developed markets outside of North America.

Country Selection Return

The return attributed to the strategic selection of countries in which to invest, as opposed to stock selection or currency impact.

Benchmark

A standard or point of reference against which the performance of an investment, individual, or strategy can be measured.