When Two Sound Waves Are Out of Phase by ____,Destructive

question 23

Multiple Choice

When two sound waves are out of phase by ____,destructive interference will occur.

• A) 20°
• B) 210°
• C) 1,260°
• D) 1,440°
• E) ​1,330°

---

Definitions:

Children's Language Skills

The developmental abilities in children to understand and use language for communication, including vocabulary, grammar, and conversational abilities.

Path Analysis

A specialized type of structural equation modeling used to analyze directed networks of relationships between variables.

Direction of Relationship

Indicates whether the relationship between two variables is positive or negative.

Factors

Variables that are manipulated or measured in experimental research to observe their effect on the outcome.