quiz on building a 3d traffic light toy
This is a timed quiz. You will be given 15 seconds per question. Are you ready?
15
What controls the timing of light changes in an electronic traffic light toy?
Correct!
Wrong!
Which colors are typically used in a standard traffic light?
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What tool is used to connect wires securely in a DIY 3D traffic light toy?
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Wrong!
1. What is the primary function of a traffic light toy?
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Which power source is most suitable for a portable 3D traffic light toy?
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Wrong!
What color indicates that vehicles must stop?
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Wrong!
What material is commonly used to make the body of a 3D traffic light toy?
Correct!
Wrong!
Which component is used to emit light in a traffic light toy?
Correct!
Wrong!
quiz on building a 3d traffic light toy
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