What Is the Distance,in Atomic Radii,along Any Edge of a Face-Centered

question 51

Multiple Choice

What is the distance,in atomic radii,along any edge of a face-centered unit cell?

• A) \(\frac{4 \times r}{\sqrt{3}}\)
• B) 2 × r
• C) 4 × r
• D) \(2 \sqrt{2} \times r\)
• E) r

---

Definitions:

Gender Stability

The understanding that over time, one’s gender category stays the same: Boys grow into men, girls grow into women.

Gender Identity

A person's inherent feeling of their gender identity, which might not align with the gender they were designated at birth.

Group Play

A developmental stage in childhood where children engage in play activities with peers, fostering social skills and cooperation.

Hierarchical Group Play

A form of social play among animals or humans that is structured according to a ranking system or social hierarchy within the group.