9781422275122

WORDS TO UNDERSTAND augmented reality: a computer-generated system that combines a virtual environ- ment with imaginary elements that are introduced to a real environment; examples include Snapchat lenses and the game Pokémon Go congressional district: in the United States, an area that contains a large group of voters that elect members of the U.S. House of Representatives; there are 435 congressional districts in the United States virtual reality: a computer-generated experience that takes place within a simulat- ed environment using headgear or other equipment that shuts out the real world wearable technology: devices that people wear that use smart sensors and an internet connection; they gather information and help people become healthier, better manage time, or meet other life goals, and they enhance the gaming expe- rience; examples include smartwatches, fitness trackers, head-mounted displays, and smart clothing and jewelry

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