What Is a Phosphor

question 61

Multiple Choice

What is a phosphor?

• A)an oxide of phosphorus
• B)a substance that thermally reduces to phosphorus
• C)a bioluminescent substance
• D)a substance that emits light when excited by radiation
• E)an alkali metal phosphide

---

Definitions:

Evidence-based

Practice or decision-making that is informed by the critical review and use of current best evidence from scientific research.

Diagnostics

The science and methods involved in the identification and understanding of diseases or medical conditions.

Illness Prevention

Strategies and practices aimed at reducing the risk of developing diseases and health conditions, including vaccinations, lifestyle changes, and public health measures.

Food Diary

A record used to track the foods and beverages consumed, often utilized for nutritional assessment or weight management purposes.