What Is a Diffraction Grating

question 151

Multiple Choice

What is a diffraction grating?

• A) flat, rectangular array of closely spaced photosensitive cells
• B) piece of glass with thousands of closely spaced, parallel grooves
• C) array of many radio telescopes used to observe a single source simultaneously
• D) triangular prism of solid glass used to disperse light into its colors

---

Definitions:

Honorific

A title or word implying or expressing high status, politeness, or respect.

Ancestral Clan

A social group defined by common ancestry, often characterized by shared cultural or religious practices and a recognized common heritage.

Navajo Indians

A Native American people of the Southwestern United States, recognized for their craftsmanship, particularly in weaving, and their significant culture and history.

Biologically Inherited

Traits or characteristics that are passed from parents to offspring through genes, including physical attributes and susceptibility to certain diseases.