1						17
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4
5
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	7											8			18
9	15		16
							10
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13
		14

Across

1. A sensor that measures the moisture content or relative humidity in the air

2. A sensor that detects the presence or absence of nearby objects

3. A device that detects and responds to a physical stimulus

4. A method of making secure payments using a contactless-enabled card, mobile device, or wearable without the need to physically swipe or insert the card into a terminal.

5. A device that measures unique physical or behavioral characteristics (e.g., fingerprints, iris patterns) to authenticate or identify individuals.

6. A small pen-shaped input device used to interact with touchscreens or graphics tablets by applying pressure or making precise selections.

7. A technology used for credit and debit card transactions that combines a microchip embedded in the card with a personal identification number (PIN) to provide enhanced security.

8. A device used to input text, commands, and other functions into a computer or electronic device.

9. An electronic device that measures the distance of an object using ultrasonic waves.

10. The technology that converts spoken words into text or commands, allowing users to interact with devices using their voice as input.

11. A touch-sensitive display that allows users to interact with a device by directly touching the screen.

12. Movements or actions made by a user to control or interact with a device, often using touch or motion.

13. A system that uses technology to convert spoken words into written text or commands.

14. A device that measures or detects changes in magnetic fields.

Down

15. A sensor that measures the intensity or brightness of light

16. A small device that contains an antenna and a microchip, used for storing and transmitting data wirelessly via RFID technology.

17. A sensor that measures the temperature of its environment

18. A device that uses light beams to read and decode barcodes, converting them into machine-readable information.

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