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Seventh Grade (Grade 7) Waves and Sound Questions

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Grade 7 Waves and Sound
The diagram shows a transverse wave.
Transverse Wave Anatomy
  1. True
  2. False
Grade 7 Waves and Sound
A wave on any surface of water is a(n)                .
  1. water wave
  2. sound wave
  3. sound
  4. earthquake
Grade 7 Waves and Sound
                is the bouncing off or turning back of light from a surface.
  1. Reflection
  2. Refraction
  3. Retraction
  4. Imaging
Grade 7 Waves and Sound
Blowing into an almost empty bottle produces                   .
  1. a high pitch sound
  2. no sound
  3. a low pitch sound
Grade 7 Waves and Sound
The distance between E and H is called                .
Transverse Wave Anatomy
  1. a crest
  2. a wavelength
  3. the amplitude
  4. the frequency
Grade 7 Waves and Sound
As you blow in a straw while cutting pieces off, the pitch and vibration get                  .
  1. higher and faster
  2. lower and slower
  3. higher and slower
  4. lower and faster
Grade 7 Waves and Sound
Which statement correctly compares Wave A and Wave B?
Comparing Amplitudes
  1. Wave A has a greater amplitude than Wave B.
  2. Wave B has a greater amplitude than Wave A.
  3. Wave A has a greater wavelength than Wave B.
  4. Wave B has a greater wavelength than Wave A.
Grade 7 Waves and Sound
The highest point of a wave is called the trough.
  1. True
  2. False
Grade 7 Waves and Sound
How many colors make up white light?
  1. 7
  2. 3
  3. 1
  4. 5
Grade 7 Waves and Sound
A wave in which matter moves forward and backward in the same direction that waves move:
  1. transverse
  2. mechanical
  3. compressional
  4. water
Grade 7 Waves and Sound
                is the height of a wave from the center line to its crest.
  1. wavelength
  2. amplitude
  3. body wave
  4. surface wave
Grade 7 Waves and Sound
The band of colors visible in a rainbow is called                 .
  1. prism
  2. visible spectrum
  3. white light
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