science
Grade6
Easy

Question

A/an ____ is the best reflector of light.

  1. Glass
  2. Mirror
  3. Plastic
  4. Wood 

hintHint:

The best reflectors are smooth.

The correct answer is: Mirror


    A flat mirror has one polished surface and one glossy surface and reflects light so that all reflected rays travel in the same direction, causing specular reflection of light. Mirrors can reflect 95% of the light that falls on them. It usually has a coating of silver or aluminum.

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