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Home Q & A Board Humanities Art and Culture Fashion and Design
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asdfkla asdfkla
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6 years ago
A smooth, dense wall of painted concrete:
 
   Reflects all the sound striking its surface
   Reflects only a small percentage of sound
  striking its surface
   Absorbs only a small percentage of sound striking
  its surface
   Absorbs all of the sound striking its surface
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dgonzalez228dgonzalez228
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6 years ago
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asdfkla Author
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6 years ago
This helped my grade so much Perfect
Shassta22
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Yesterday
Thanks
noodlelicker
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2 hours ago
Brilliant ツ
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