Residential Wireman Electrical, unit 1: preparing and planning a residential wiring job/ lesson 1: residential workplace safety Correct 100%

aerial lift - Answers a mechanical device used to provide temporary access for people or equipment to locations above the ground where electrical work needs to be done; may also be known as a "cherry picker" or a "scissor lift" Ampere - Answers The unit of electrical current flow Arc - Answers The flow of a high amount of current across an insulating medium, like air Arc-blast - Answers a violent electrical condition that causes molten metal to be thrown through the air Arc-flash - Answers A dangerous condition associated with the possible release of energy caused by an electric arc Circuit - Answers An arrangement consisting of a power source, conductors, and a load Conductor - Answers A material that allows electricity to pass through it. Ex: copper, aluminum, and silver Current - Answers The intensity of electron flow in a conductor Double insulated - Answers an electrical power tool type constructed so the case is isolated from electrical energy and is made of a nonconductive material electrical shock - Answers The sudden stimulation of the nerves or convulsive contraction of the muscles that is caused by the discharge through the body of electricity from a charged source