Electricity at home
Tests: 11 of 19 right · Exam: 2 of 4 right · Kind: ★ · Understood: 14 of 23 · Run: 2026-10-18, commit f3c23ea72
Lesson 32 of the everyday course of Mova's primary school, as Mova's small model took its tests: it had read this lesson and the ones before it and learned from their exercises. Each test shows the options in the order the student saw them, its choice, the right answer, the score of every option and why it chose. The lesson itself, sentence by sentence with trees and pragmatics: the lesson in the corpora.
Every question of this lesson and each of its options parsed by Mova, with trees and pragmatics: the lesson's questions in the corpora.
Test 1 · ★ · wrong ✗
A boy in Florida has just come out of the pool and wants to plug in the speaker. What should he do first?
- 1. Plug it in while still standing in the pool — ← Mova's choice · score 4
- 2. Use his elbow so his hands stay wet — no support
- 3. Dry his hands and stand away from the wet floor — ✓ the right answer · no support
- 4. Hold the plug with wet fingers but do it very quickly — no support
Why: It took the question to ask what is done. It chose option 1 with score 4, the only option with support. Its support: lesson 2, line 7: «A boy in Texas stood on a wobbly chair on top of a table to reach a shelf; the chair tipped, he fell onto the hard floor and needed stitches in his chin.», reached through the same lesson line as the sentence the question matched. What matched: it fills the role the question asks for (+4); the same action «stand» (+3). Against it: a different doer (counts against) (-3). The right option, 3, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics
Test 2 · ★ · wrong ✗
Which statement is true?
- 1. The human body never carries electricity — ← Mova's choice · no support
- 2. Rubber carries electricity better than copper — no support
- 3. Water from a tap can carry electricity — ✓ the right answer · no support
- 4. Only metal can carry electricity — no support
Why: Nothing it remembers matched the question, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 3 · ★ · wrong ✗
A little sister is trying to push a hair clip into a socket. What is the best thing to do?
- 1. Let her try because sockets are always off — ← Mova's choice · no support
- 2. Stop her gently and tell an adult at once — ✓ the right answer · no support
- 3. Help her push it in more slowly — no support
- 4. Give her a fork to use instead — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 4 · ★ · wrong ✗
What would most likely happen if someone kept using a lamp with a badly frayed cord?
- 1. Nothing, because lamps use little electricity — ← Mova's choice · no support
- 2. The cord would slowly heal by itself — no support
- 3. The lamp would simply give brighter light — no support
- 4. They could get a shock or start a fire — ✓ the right answer · no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 5 · ★ · right ✓
Grandad sees someone being shocked by a broken heater. What is the safe order of actions?
- 1. Switch off the power, then help and call for help — ← Mova's choice · ✓ the right answer · no support
- 2. Wait for them to let go, then switch off — no support
- 3. Pour water on them, then switch off the power — no support
- 4. Pull the person away with bare hands, then call — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 6 · ★ · right ✓
Why is it a bad idea to yank a phone charger out by its cord?
- 1. It makes the phone charge more slowly next time — no support
- 2. It wastes electricity from the socket — no support
- 3. It can damage the wires and break the cover — ← Mova's choice · ✓ the right answer · score 8
- 4. It turns the plug into a magnet — no support
Why: It took the question to ask why something happens (its cause). It chose option 3 with score 8, the only option with support. Its support: lesson 32, line 14: «You should pull a plug out by holding the plug itself, not by yanking the cord, because yanking can damage the wires and break their plastic cover.», reached through the same lesson line as the sentence the question matched. What matched: the same action «damage» (+3); the same thing acted on «wires» (+3); a different doer (counts against) (+2). · the question and its options parsed, with trees and pragmatics
Test 7 · ★ · right ✓
A girl in Calgary sees a kite stuck in a power line. What should she do?
- 1. Climb the pole to free the kite — no support
- 2. Leave it and tell an adult or the power company — ← Mova's choice · ✓ the right answer · score 4
- 3. Throw a stick at the kite to knock it off the wire — no support
- 4. Pull the kite string hard to get it down quickly — no support
Why: It took the question to ask what is done. It chose option 2 with score 4, the only option with support. Its support: lesson 14, line 7: «A girl in Toronto saw that her friend looked pale, would not talk and stared at the floor; she told a teacher, and the friend got help for a problem she had be…», reached through a sentence linked to the one the question matched. What matched: it fills the role the question asks for (+3); the same action «tell» (+2). Against it: a different doer (counts against) (-1). · the question and its options parsed, with trees and pragmatics
Test 8 · ★ · wrong ✗
Why do electricians often wear rubber gloves?
- 1. Rubber helps them hold the wires tighter — ← Mova's choice · no support
- 2. Rubber does not let electricity pass easily — ✓ the right answer · no support
- 3. Rubber makes their hands warmer in winter — no support
- 4. Rubber pulls electricity out of the wires — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 9 · ★ · wrong ✗
Five heaters and a TV are plugged into one strip, and the plug feels hot. What does that warning sign mean?
- 1. The strip is charging up to store power for later — ← Mova's choice · no support
- 2. The heaters are about to switch off for good — no support
- 3. The wires are overheating and could start a fire — ✓ the right answer · no support
- 4. The electricity is working especially well today — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 10 · ★ · right ✓
hands wet, gonna plug in the hairdryer
- 1. Fine, if you're quick — no support
- 2. Fine, water stops shocks — no support
- 3. Only if it's a small plug — no support
- 4. Dry your hands first — ← Mova's choice · ✓ the right answer · score 5
Why: It took the question to ask which statement is true. It chose option 4 with score 5, the only option with support. Its support: lesson 32, line 11: «You should always dry your hands before touching plugs, switches or electrical appliances.», reached through the option's own match among the sentences about the question's things. What matched: the same action «dry» (+3); the same thing acted on «hands» (+2). · the question and its options parsed, with trees and pragmatics
Test 11 · ★ · right ✓
toast stuck, can i poke the socket with a fork
- 1. Never put anything into a socket — ← Mova's choice · ✓ the right answer · score 3
- 2. Yes, if you're quick — no support
- 3. Yes, if it's switched off at the wall — no support
- 4. Yes, with a metal fork — no support
Why: It took the question to ask which statement is true. It chose option 1 with score 3, the only option with support. Its support: lesson 32, line 12: «You must never push anything into a wall socket, especially metal objects like keys or forks.», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «anything» (+2); the same place «wall socket» (+2). Against it: a different action (counts against) (-1). · the question and its options parsed, with trees and pragmatics
Test 12 · ★ · right ✓
power line fell in the street after the storm
- 1. Stay far away and tell an adult — ← Mova's choice · ✓ the right answer · score 5
- 2. Poke it with a stick — no support
- 3. Step over it carefully — no support
- 4. It's dead now after the storm, it's safe — no support
Why: It took the question to ask which statement is true. It chose option 1 with score 5, the only option with support. Its support: lesson 32, line 17: «Fallen power lines can still be live, so you must stay far away and tell an adult.», reached through the same lesson line as the sentence the question matched. What matched: the same action «tell» (+3); the same receiver «adult» (+2). · the question and its options parsed, with trees and pragmatics
Test 13 · ★ · right ✓
just yank the plug out by the cable
- 1. Yes, the cable is stronger than the plug — no support
- 2. Yes, that's what it's for — no support
- 3. Yes, if you pull hard — no support
- 4. No, pull by the plug itself — ← Mova's choice · ✓ the right answer · score 5
Why: It took the question to ask which statement is true. It chose option 4 with score 5, the only option with support. Its support: lesson 32, line 14: «You should pull a plug out by holding the plug itself, not by yanking the cord, because yanking can damage the wires and break their plastic cover.», reached through the remembered sentence the question matched. What matched: the same circumstance (+4); the same action «pull out» (+1). · the question and its options parsed, with trees and pragmatics
Test 14 · ★ · wrong ✗
kite's stuck in the power lines, i'll climb up and get it
- 1. Yes, if you wear rubber shoes, they stop the electricity — ← Mova's choice · no support
- 2. Yes, pull it down with a stick — no support
- 3. Never, leave it and tell an adult to call the power company — ✓ the right answer · no support
- 4. Yes, if the wires look old — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 15 · ★ · right ✓
there's a power line lying on the road after the storm
- 1. Move it out of the way with a dry branch from a tree — no support
- 2. Step over it carefully — no support
- 3. Poke it to see if it is live — score 4
- 4. Stay far away and tell an adult to call for help — ← Mova's choice · ✓ the right answer · score 5
Why: It took the question to ask which statement is true. It chose option 4 with score 5, against 4 for the next best. Its support: lesson 29, line 3: «Never touch a bat, even one lying on the ground, or a dead bird or animal: tell an adult, who will call a wildlife service or rescue.», reached through the same lesson line as the sentence the question matched. What matched: the same action «tell» (+3); the same receiver «adult» (+2). · the question and its options parsed, with trees and pragmatics
Test 16 · ★ · right ✓
phone charger cable's frayed and sparking a bit
- 1. Unplug it at the wall and tell an adult — ← Mova's choice · ✓ the right answer · no support
- 2. Tape it up and just keep using it, it's fine — no support
- 3. Wrap it round your hand to hold it — no support
- 4. Keep charging, sparks are normal — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 17 · ★ · right ✓
my cousin's friend stuck a fork in the plug socket and got thrown across the room, his hair went all spiky
- 1. It proves sockets only shock boys — no support
- 2. It is gossip, so sockets are harmless — no support
- 3. Real lesson: forks are safe if they are plastic-handled — no support
- 4. Real lesson: never push anything into a socket; the spiky hair is probably made up — ← Mova's choice · ✓ the right answer · score 6
Why: It took the question to ask which statement is true. It chose option 4 with score 6, the only option with support. Its support: lesson 32, line 12: «You must never push anything into a wall socket, especially metal objects like keys or forks.», reached through the option's own match among the sentences about the question's things. What matched: the same action «push» (+3); the same thing acted on «anything» (+2); the same place «wall socket» (+2). Against it: a different doer (counts against) (-1). · the question and its options parsed, with trees and pragmatics
Test 18 · ★ · right ✓
they reckon if someone's getting a shock u should pull them off quick, that's what heroes do
- 1. They are right, if you use wet hands — no support
- 2. Wrong; never touch them, an adult should switch off the power and call for help — ← Mova's choice · ✓ the right answer · score 12
- 3. They are right, pull them off at once, every second counts — no support
- 4. They are right, as long as you are quick — no support
Why: It took the question to ask which statement is true. It chose option 2 with score 12, the only option with support. Its support: lesson 32, line 16: «If someone is getting an electric shock, you must not touch them; an adult should switch off the power and call for help.», reached through the same lesson line as the sentence the question matched. What matched: the same thing acted on «power» (+5); the same doer «adult» (+4); the same action «switch off» (+3). · the question and its options parsed, with trees and pragmatics
Test 19 · ★ · wrong ✗
the Wilsons' house went dark and everyone's saying they didn't pay the bill, pass it on
- 1. Pass it on, and say they were fined — ← Mova's choice · no support
- 2. Pass it on, since dark houses prove it — no support
- 3. Do not pass it on; it may be a power fault and it is their private business — ✓ the right answer · no support
- 4. Pass it on, so people know they are poor and can't pay their bills — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Exam question 1 · formal language · wrong ✗
Which of the following statements most accurately characterises the conduction of electricity by wet skin?
- 1. Wet and dry skin conduct electricity equally — ← Mova's choice · score 7
- 2. Wet skin admits a far greater quantity of electricity into the body than dry skin — ✓ the right answer · score 6
- 3. Wet skin prevents electricity from entering the body — score 7
- 4. Wet skin conducts electricity only in winter — score 7
Why: It took the question to ask who or what does it. It chose option 1 with score 7, tied with another option at 7 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 32, line 10: «Wet skin lets much more electricity into the body than dry skin.», reached through the remembered sentence the question matched. What matched: the same thing acted on «more electricity» (+4); it fills the role the question asks for (+4); the same doer «wet skin» (+2). Against it: a different action (counts against) (-3). The right option, 2, scored 6. · the question and its options parsed, with trees and pragmatics
Exam question 2 · formal language · right ✓
Identify the correct method of disconnecting an appliance from a wall socket.
- 1. Pulling sharply upon the cord — no support
- 2. Twisting the cord around the hand and pulling — no support
- 3. Holding the plug itself and drawing it out — ← Mova's choice · ✓ the right answer · score 5
- 4. Kicking the plug out of the socket — no support
Why: It took the question to ask which statement is true. It chose option 3 with score 5, the only option with support. Its support: lesson 32, line 14: «You should pull a plug out by holding the plug itself, not by yanking the cord, because yanking can damage the wires and break their plastic cover.», reached through the option's own match among the sentences about the question's things. What matched: the same action «hold» (+3); the same thing acted on «plug» (+2). · the question and its options parsed, with trees and pragmatics
Exam question 3 · formal language · wrong ✗
It being given that a power line has fallen to the ground, select the course of action consistent with established guidance.
- 1. To remain far away, the line possibly being live, and to inform an adult — ✓ the right answer · no support
- 2. To touch the line to ascertain whether it is live — ← Mova's choice · score 5
- 3. To move the line aside with a dry stick — no support
- 4. To approach the line in rubber shoes — no support
Why: It took the question to ask which statement is true. It chose option 2 with score 5, the only option with support. Its support: lesson 32, line 17: «Fallen power lines can still be live, so you must stay far away and tell an adult.», reached through the option's own match among the sentences about the question's things. What matched: the same doer «fallen power lines» (+3); the same property (+1); the same light verb (be, have, do, get, go) (+1). The right option, 1, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics
Exam question 4 · formal language · right ✓
Select the response that is consistent with the established facts concerning the overloading of a socket.
- 1. A socket cannot be overloaded by household appliances — no support
- 2. Too many appliances plugged into a single socket may overheat the wires and cause a fire — ← Mova's choice · ✓ the right answer · score 7
- 3. Several appliances in one socket save electricity — no support
- 4. Overloading a socket merely causes the lights to dim — no support
Why: It took the question to ask which statement is true. It chose option 2 with score 7, the only option with support. Its support: lesson 32, line 15: «Plugging too many things into one socket can overheat the wires and start a fire.», reached through the same lesson line as the sentence the question matched. What matched: the same thing acted on «wires» (+5); the same action «overheat» (+3). Against it: a different doer (counts against) (-1). · the question and its options parsed, with trees and pragmatics
This page in Markdown → https://md.mova.elamur.ai/free/en/school-run/everyday/32-electricity-at-home/