Electricity and safety The 15 questions of lesson 28 «Electricity and safety» of the physics course of Mova's primary school with their options, 81 sentences, every one parsed by Mova with its syntax tree and pragmatics. How the student did on them: the lesson at school .
t1 "Pure water is what makes electricity deadly," says a quiz show. Put it right. right ✓ · ★ t2 mate says its fine in a storm in the car cos of the rubber tyres. true? wrong ✗ · ★ t3 Your little cousin is trying to push a hair clip into a socket. What should happen? right ✓ · ★ t4 In a cartoon, a character dries her hair in the bath and nothing happens. What's wrong? wrong ✗ · ★ t5 Why can a bird sit on a wire, but a squirrel touching the wire and the pole at the same time gets a shock? wrong ✗ · ★ t6 shut up about the storm, I'm going out to fly my kite. good idea? wrong ✗ · ★ t7 Ali reckons electricity in your body is a myth. Is he right? wrong ✗ · ★ t8 What would happen if a metal kettle had a fault but no earth wire? wrong ✗ · ★ t9 Granddad is out in a field when thunder starts and there is no building nearby. What is best? wrong ✗ · ★ t10 Why might a large electric eel be dangerous to a person wading in a river? right ✓ · ★ t11 Mia's kite string touched a power line, and it's raining. Why is that worse? right ✓ · ★ e1 Identify the principal reason for which no ordinary socket outlets are installed within bathrooms. wrong ✗ · exam e2 Which of the following statements most accurately characterises the safety of a person within a motor vehicle during a thunderstorm? right ✓ · exam e3 Ascertain the reason for which a bird perched upon a single conductor sustains no injury. wrong ✗ · exam e4 Select the response consistent with the established facts concerning the earth pin of a plug. right ✓ · exam ← previous
Batteries, circuits and how electricity flows
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Magnets: pulling and pushing without touching
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