Which of the following is an opaque material?
1. a piece of wood 2. pure air
3. a plane, thin sheet of glass
4. water in a clear glass container
Answers
Answered by
0
Answer:
Answer: pure air. is the correct answer
Answered by
1
Answer:
pure air.
Explanation:
Because air contains so few atoms, light waves run into very few of them when they shine through air. So the air looks transparent. If you put enough dust in the air, the particles of dust absorb the light and the air stops being transparent.
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