1) What is electricity? a) energy b) food c) velocity d) carbon e) vapor f) fiber 2) Which of the following objects is a conductor? a) paper b) wood c) ceramic d) glass e) silver f) plastic 3) Which object is an insulator? a) gold b) copper c) silver d) water e) iron f) comb 4) Who is Michael Faraday? a) Doctor b) Teacher c) Inventor d) navy e) driver f) accountant 5) Which of the following is not powered by electricity? a) car b) truck c) phone d) ceramic e) wire f) pad 6) When both negative charges meet they will___________ each other a) repel b) attract c) move away d) joined e) neutral f) produce 7) When positive and negative charges meet they will? a) move away b) repel c) nothing happens d) normal movements e) attract f) non of the above 8) If the television is on it is? a) closed circuit b) opened circuit c) circuit wire d) circuit sky e) commercial f) drama 9) which of the following being used by aircrafts and ships to see objects far away? a) metal b) paper c) plastic d) wood e) book f) radar 10) How the light and heat of the Sun is converted to electricity? a) photovoltaic cells b) heat coupling c) car battery d) dry-cell battery e) cooking f) sight seeing

Electricty 5

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