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3 votes
Why can we see steadily and read street signs?

User RyanHirsch
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5.1k points

1 Answer

2 votes
The sign itself isn't moving so we can see it clear. Also, they have a paint on them made of of hundreds of little reflective pieces of glass. This makes the signs easier to see especially at night when the headlights are on.
User BikeMrown
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5.9k points