A ____ is made when when many smaller molecules join end to end to make a ____ . A ____ is made two or more different types of material. Materials with different properties combine to make a more ____ material. In 1806 the first practical electric light the ____ lamp, produced light by means of an electric arc through a ____. IN the 1880s the first commercial electric lights were ____ lamps or light ____. Fluorescent lighting converts around ____% of the energy they produce into heat and ____% into light. ____ require less power than regular forms of lighting, in turn requiring ____ energy. Such lighting is therefore more ____ (and hence cheaper) and less harmful to the ____. ____ Intelligence (____) is intelligence demonstrated by computer systems that are able to perform tasks that normally require human intelligence. Virtual ____ (____) is a technology that simulates vision to mimic a ____ environment in which a user appears to be ____ in that environment. ____ reality (____) is an interactive experience of the ____ physical world that uses visual, aural and other sensory stimuli delivered by digital technology and uses the physical world and adds ____ information on top, to enhance the user’s experience. ____ is the conversion of text, pictures or sound into a digital form that can be processed by a computer and then used to improve business systems. ____ is a field of engineering which focuses on building machines that replicate human actions. ____ systems are self-controlling (____) systems that do not rely on any direct ____ intervention. Autonomous systems and some drones are ‘autonomous’ to the extent that they can make individual decisions based on their embedded ____ systems and ____ arrays. ____ are flying robots that can be ____ controlled or fly autonomously using software-determined flight plans in their embedded computer systems. They work in conjunction with onboard sensors and a ____ positioning system (____). ____ technology systems combine two or more technologies with the aim of achieving more ____ systems. A ____-physical system (____) is an intelligent computer system in which a ____ is controlled or monitored by computer-____ algorithms. In CPS, physical components (machines or devices) and ____ components are deeply intertwined. CPS allows physical objects to connect to the internet and each other by the use of sensors, controls and networking. CPS includes technology such as radio frequency identification (____), the ____ of things (____) and wireless sensor networks. The IoT describes a network of ____ objects (things) that are embedded with ____, software and other technologies for the purpose of connecting and exchanging data with other devices and systems over the ____. The IoT does not include traditional ____ such as laptops and servers. ____ computing is the delivery of computing services, including ____, storage, databases, networking and software over the internet (the cloud) to offer ____ innovation and ____ resources. It allows access to ____ and data from any location worldwide and from any device with an internet ____. ____ energy refers to small energy generation units that are ____ to their point of ____, for example a home or business. This allows the use of ____ technologies and ____ energy costs. The ____ cycle of a product refers to the various stages of its ‘____’, from ____ to ____. The ____ economy is a system to reduce the impact of the use of ____ on the environment by: reducing ____ and pollution reusing and ____ materials. ____ is the development of a product while trying to reduce ____ impacts on the environment. It seeks to avoid harm to people or the ____. ____ will look at how a product might affect the environment through its ____ cycle and try to work with the ‘six Rs’ of sustainability: ____ Reuse Recycle Rethink ____ Repair ____ are natural resources not ____ by use, such as water, wind or solar power. Energy can be generated by the use of such renewables. For example, biomass energy (such as ____), hydropower, geothermal power, wind energy and ____ energy. ____ and its ____ is a problem that has challenged engineers for many years. The main methods of waste disposal are ____, reuse and ____.

T Level Engineering Unit 2 Revision

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