Input Devices

4. Scanning a solid object and produce a 3D image
6. a display device that allow the user to interact with a computer by using the fingers or stylus
10. reads a series of dark and light parallel lines of varying thickness
12. tiny elements on an image made of red, green and blue color
13. used to point and select text on a document
15. is an electromagnetic switch. It is used to turn on or off a circuit by a low power signal
16. electrically activated valves, typically used to control the flow or direction of air or liquid

1. a device that detects to some type of input from the physical environment
2. Input a user’s voice into a computer
3. an actuator is a device that makes something move or operate.
5. Converts a hard copy document into an electronic form to be stored into the computer
7. this is used to recognize and display information about a vehicle
8. upside-down mouse with an exposed protruding ball
9. made up of a matrix of filled-in dark squares on a light background
11. an injury caused by the repetitive motion and extended use of a device
14. Entering text into a Word or Google document