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- 1. Multiple Choice
This happens when waves bounce back from a surface they cannot pass through.
Echo
Reflection
Refraction
Diffraction
- 2. Multiple Choice
Happens when waves bend as they enter a new medium at an angle.
Echo
Reflection
Diffraction
Refraction
- 3. Multiple Choice
Happens when waves pass through an obstacle or barrier.
Echo
Diffraction
Reflection
Refraction
- 4. Multiple Choice
There is _____ diffraction when the length of the opening is less than the wavelength.
Less
More
- 5. Multiple Choice
There is _________diffraction when the length of the opening is greater than the wavelength.
Less
More
- 6. Multiple Choice
A (An) _____ occurs when sound waves bounce back from a surface that they can’t pass through.
Reflection
Diffraction
Echo
Refraction
- 7. Multiple Choice
What are the three types of wave interactions?
Echo, refraction, reflection
Refraction, reflection, diffraction
- 8. Multiple Choice
What type of interference is shown in the picture?
Destructive Interference
Constructive Interference
- 9. Multiple Choice
What type of interference is shown in the picture?
Constructive Interference
Destructive Interference
- 10. Multiple Choice
When waves are reflected straight back from an obstacle, the reflected waves interfere with the original waves and create.
Constructive Interference
Standing Waves
Destructive Interference
Diffraction
- 11. Multiple Choice
Occurs when the crests, or highest points, of one wave overlap the crests of the other wave.
Destructive Interference
Constructive Interference
- 12. Multiple Choice
Occurs when the crests of one wave overlap the troughs, or lowest points, of another wave.
Destructive Interference
Constructive Interference
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