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Across

1. Devices that use individual mechanical switches under each key for tactile feedback and durability.

2. Keyboards that connect to a computer or device via Bluetooth or another wireless technology.

3. The study of people's efficiency in their working environment, relevant in designing input devices.

4. A dedicated section of keys on a keyboard or a separate device used for numerical input.

5. Keyboards that feature illuminated keys to improve visibility in low-light conditions.

6. A scanner that captures the physical dimensions of an object to create a 3D model.

7. An input device controlled by rotating a ball that moves the cursor on the screen.

8. Keys on a keyboard that are dedicated to performing specific functions, often labeled F1 to F12.

9. A scanner that uses a flat glass surface for scanning documents and images.

10. The study of designing equipment and devices that fit the human body's needs for comfort and efficiency.

11. A portable scanning device that is manually run over the item to be scanned.

Down

12. A type of keyboard that uses a pressure pad to register key presses, typically quieter and less expensive.

13. The degree of accuracy that an input device can achieve in moving the cursor.

14. The distance a key moves when pressed, which can affect the typing feel and responsiveness.

15. A type of keyboard that uses individual mechanical switches for each key, providing tactile feedback.

16. A touch-sensitive surface that allows for finger movements to control the cursor.

17. The responsiveness of an input device to user movements.

18. Keyboards that use a pressure pad system, where the keys are part of a single, flexible membrane.

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