
Light Waves and Sound Waves Review
Flashcard
•
Physics
•
8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is refraction?
Back
Refraction is the bending of light waves as they pass from one medium to another, changing speed.
2.
FLASHCARD QUESTION
Front
What is reflection?
Back
Reflection is the bouncing back of light waves when they hit a surface.
3.
FLASHCARD QUESTION
Front
Which wave has the greatest frequency in a diagram?
Back
The wave with the shortest wavelength has the greatest frequency.
4.
FLASHCARD QUESTION
Front
What are mechanical waves?
Back
Mechanical waves are waves that require a medium (solid, liquid, or gas) to travel through.
5.
FLASHCARD QUESTION
Front
What is a medium in the context of waves?
Back
A medium is the material through which a wave travels.
6.
FLASHCARD QUESTION
Front
What type of waves do not require a medium?
Back
Electromagnetic waves do not require a medium and can travel through a vacuum.
7.
FLASHCARD QUESTION
Front
What are gamma rays?
Back
Gamma rays are a type of electromagnetic radiation with the shortest wavelength and highest frequency.
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