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What is a inventor?
person who invented a particular process or device or who invents things as an occupation.
What is an invention?
a person who invented a particular process or device or who invents things as an occupation.
What is a computer ?
an electronic device for storing and processing data
What is a washing machine?
a machine for washing clothes, bed linen, etc.
What is a telephone?
a system for transmitting voices over a distance using wire or radio
What is amobile phone?
a telephone with access to a cellular radio system so it can be used over a wide area, without a physical connection to a network.
What is a helicopter ?
a type of aircraft which derives both lift and propulsion from one or more sets of horizontally revolving overhead rotors.
What is a bicycle?
a vehicle consisting of two wheels held in a frame one behind the other, propelled by pedals and steered with handlebars attached to the front wheel.
What is the internet
a global computer network providing a variety of information
What did the Wright brothers invent?
air craft
Where was Alexander bell born?
Scotland
What did A. Bell invent?
telephone
How big was the first computer ?
The size of a room
