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2 In an Electric circuit what is the cause of friction GRAMMAR PRINCIPAIS PROPOSIÇÕES about a cerca de a respeito de above acima acima de por cima after depois across através do outro lado de against contra em oposição a around ao redor de aqui e alí at em de no na perto etc before antes de diante de em frente de behind atrás depois de below abaixo abaixo de inferior beyond além de fora de Referindose a compreesão limite alcance but exceto menos salvo fora de by por ao lado de pelo pela etc for por para em lugar de etc PARA FAZER PERGUNTAS WHAT O QUE QUAL WHEN QUANDO WHERE ONDE WHY POR QUE WHICH QUAL QUAIS WHO QUEM WHOSE DE QUEM ACTIVITIES 1st step 1 Write down a comprehension related to the text above 2 Take off the Technical Terms from each paragraph 3 Elaborate a Mind Map 2nd step EXERCISES INTERPRETATION I Define 1 The process of electron 11 How does occur a process of electric current Olá estudante segue as respostas 1If we consider the movement of electrons in an electric circuit it involves the flow of charged particles electrons through a conductor This movement constitutes an electric current 11The process of electric current occurs when electrons move through a conductive material Heres how it happens Process Voltage Difference First there must be a difference in electrical potential energy voltage between two points in the circuit Electron Movement Electrons flow from the area of higher potential energy positive terminal to the area of lower potential energy negative terminal Conductor The electrons move through a conductor such as a wire which allows their flow Closed Circuit For continuous current the circuit must be closed ie a complete loop Resistance The opposition to electron flow resistance within the conductor affects the rate of current flow Energy Transfer As electrons move they transfer electrical energy which can be used to power devices or perform work 2In an electric circuit the concept of friction is analogous to electrical resistance Electrical resistance is caused by Material Properties Different materials have varying levels of resistance For example copper wires have low resistance while insulators like rubber have high resistance Collisions and Interactions As electrons move through the conductor they collide with atoms and other electrons These collisions impede their flow converting some electrical energy into heat Length and Thickness Longer wires have more resistance than shorter ones Thicker wires offer less resistance Temperature Resistance increases with temperature Higher temperatures lead to more collisions and greater resistance
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2 In an Electric circuit what is the cause of friction GRAMMAR PRINCIPAIS PROPOSIÇÕES about a cerca de a respeito de above acima acima de por cima after depois across através do outro lado de against contra em oposição a around ao redor de aqui e alí at em de no na perto etc before antes de diante de em frente de behind atrás depois de below abaixo abaixo de inferior beyond além de fora de Referindose a compreesão limite alcance but exceto menos salvo fora de by por ao lado de pelo pela etc for por para em lugar de etc PARA FAZER PERGUNTAS WHAT O QUE QUAL WHEN QUANDO WHERE ONDE WHY POR QUE WHICH QUAL QUAIS WHO QUEM WHOSE DE QUEM ACTIVITIES 1st step 1 Write down a comprehension related to the text above 2 Take off the Technical Terms from each paragraph 3 Elaborate a Mind Map 2nd step EXERCISES INTERPRETATION I Define 1 The process of electron 11 How does occur a process of electric current Olá estudante segue as respostas 1If we consider the movement of electrons in an electric circuit it involves the flow of charged particles electrons through a conductor This movement constitutes an electric current 11The process of electric current occurs when electrons move through a conductive material Heres how it happens Process Voltage Difference First there must be a difference in electrical potential energy voltage between two points in the circuit Electron Movement Electrons flow from the area of higher potential energy positive terminal to the area of lower potential energy negative terminal Conductor The electrons move through a conductor such as a wire which allows their flow Closed Circuit For continuous current the circuit must be closed ie a complete loop Resistance The opposition to electron flow resistance within the conductor affects the rate of current flow Energy Transfer As electrons move they transfer electrical energy which can be used to power devices or perform work 2In an electric circuit the concept of friction is analogous to electrical resistance Electrical resistance is caused by Material Properties Different materials have varying levels of resistance For example copper wires have low resistance while insulators like rubber have high resistance Collisions and Interactions As electrons move through the conductor they collide with atoms and other electrons These collisions impede their flow converting some electrical energy into heat Length and Thickness Longer wires have more resistance than shorter ones Thicker wires offer less resistance Temperature Resistance increases with temperature Higher temperatures lead to more collisions and greater resistance