nderon8Jennbr3ookie nderon8Jennbr3ookie
  • 26-02-2017
  • Physics
contestada

1)what's the recommend amount of uv protection that sunglasses should provide?
a.50%
b.75%
c.80%
d.100%2)one way to ensure good sleep hygiene is to change your bedtime frequently.truefalse

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Sarah212
Sarah212 Sarah212
  • 26-02-2017
C.) 80% is the answer...
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lychee1406
lychee1406 lychee1406
  • 26-02-2017
C is the answer. !? 80%
Answer Link

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