What has colors, can change them quickly, and is essential for communication, yet has no voice?
Category: Knowledge · Difficulty: expert
Hint: Consider something that directs movement but doesn’t speak.
Answer
A traffic light
Explanation
A traffic light uses colors to control traffic flow, crucial for safety and communication on the road.
This is a expert knowledge riddle — one of the harder riddles here. The answer is A traffic light.
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