character: Dr. Johnson
topic: Basics of Sound Waves
grade: 9
subject: Physics
LearnActions
SearchCreate
character: Mr. Thompson
topic: Understanding Wave Properties
grade: 9
subject: Physics
LearnActions
SearchCreate
character: Ms. Lee
topic: Types of Waves in Physics
grade: 9
subject: Physics
LearnActions
SearchCreate
character: Dr. Smith
topic: Wave Behavior: Reflection and Refraction
grade: 9
subject: Physics
LearnActions
SearchCreate