Vocabulary 1

1. A very small piece of semiconductor, especially in a computer, that contains extremely small electronic circuits and devices, and can perform particular operations.
5. To say or do something as a reaction to something that has been said or done.
7. To do or finish something successfully; achieve something.
8. Modern and well developed.
10. A small device, usually pushed up or down with your finger, that controls and turns on or off an electric current.
12. A type of camera with two or more image sensors. This allows the camera to simulate human binocular vision and therefore gives it the ability to perceive depth.
15. A device used to operate or control a machine, a computer game, etc.
16. To work or cause something to work, be in action, or have an effect.
17. The situation of being faced with something that needs great mental or physical effort in order to be done successfully and therefore tests a person's ability.
19. A circular object connected at the centre to a bar, used for making vehicles or parts of machines move.

2. Describing light at the red end of the spectrum (= set of colors into which light is separated), which cannot be seen by human beings, and which gives out heat.
3. A system for controlling something such as a machine or vehicle from a distance, by using electrical or radio signals.
4. A type of computer technology which is concerned with making machines work in an intelligent way, similar to the way that the human mind works.
6. A system that uses radio waves to find the position of objects that cannot be seen.
9. The programs that you put into a computer to make it do particular jobs.
11. A simple switch mechanism for controlling some aspect of a machine or a process.
13. A product or a way of doing something which has never been made or never existed before. Humanoid - A machine or creature with the appearance and qualities of a human.
14. A device that discovers and reacts to changes in such things as movement, heat, and light.
18. A device that produces a powerful, narrow beam of light that can be used as a tool to cut metal, to perform medical operations, or to create patterns of light for entertainment.