5 Questions
How do factories use the property of light travelling in straight lines?
Factories count objects by blocking light from reaching the light sensor.
What happens in a car wash when the car blocks light from reaching the light sensor?
The car wash machines start operating.
How are automated doors or gates opened when a person or object blocks light from reaching the light sensor?
Automated doors or gates open automatically.
What is a common application of light travelling in straight lines in car washes?
Car wash machines starting when light is blocked by a car.
How do objects get counted in factories using light sensors?
Objects block light to be detected and counted.
Learn about shadow formation and the property of light traveling in straight lines, while exploring everyday applications like counting objects in factories, operating machines in car washes, and opening doors/gates using light sensors.
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