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Featured Word B1

sensors (noun)

Sensors are devices that detect changes in the physical environment and convert those changes into electrical signals. They are used to measure various properties such as temperature, light, motion, and pressure.

💬 Example

"The security system uses motion sensors to detect intruders."

💡 Memory Tip

SENSors help machines SENSE things. Think of the 'S' for Sense and 'OR' for OperatOR (it operates by sensing).

🏛️ Origin

⚠️ Common Mistakes

The movie was blocked by the sensors. → The movie was blocked by the censors.

The sensor is very sensible. → The sensor is very sensitive.

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