The De Broglie Wavelength of an Electron Is 8

question 82

Multiple Choice

The de Broglie wavelength of an electron is 8.7 × 10^-11 m.The mass of an electron is 9.1 × 10^-31 kg.The velocity of this electron is ________ m/s.

• A)8.4 × 10³
• B)1.2 × 10^-7
• C)6.9 × 10^-5
• D)8.4 × 10⁶
• E)8.4 × 10^-3

---

Definitions:

Rational Decision-Making Technique

An approach to decision-making characterized by a systematic, logical evaluation of alternatives.

Punctuated Equilibrium Model

A theory suggesting that evolutionary development is marked by long periods of stability, punctuated by short, significant changes that result in major transformations.

Expectancy Theory

Theory that holds that people will choose certain behaviors over others with the expectation of a certain outcome.

Groupthink

A phenomenon where the desire for harmony or conformity in a group results in an irrational or dysfunctional decision-making outcome, often sidelining alternative viewpoints.