1) Which subatomic particles are concentrated in the centre of an atom as the nucleus? a) Protons (+) and electrons (-) b) Electrons (-) and Neutrons (0) c) Protons (+) and Neutrons (0) d) There is NO nucleus in an atom 2) Identify the correct pair of symbols in a circuit diagram. (There may be more than 1 correct answers) a) Fuse b) Resistor c) Ammeter d) Bulb e) Battery f) Switch 3) How does lightning occur? a) Occurs when the Earth's magnetic field produces electricity (Electromagnetism). b) Occurs when the (+) charge of the clouds connects with the (-) charge of the ground. c) Occurs when the (-) charge of the clouds connects with the (+) charge of the ground. d) Occurs when a lot of excess electricity is formed on Earth. e) Produced by humans to get energy when there is very less electricity. 4) Which famous scientist(s) discovered electromagnetism? (There may be more than 1 correct answers) a) Benjamin Franklin b) Michael Faraday c) Isaac Newton d) Galileo Galelei e) Marie Curie f) Hans Christian 5) What is the SI unit of current? a) Coulomb (C) b) Joule (J) c) Watt (W) d) Volt (V) e) Ampere (A) f) Pascal (P)

Electricity Quiz

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