Washing, drying, vacuuming and ironing
Tests: 8 of 11 right · Exam: 1 of 4 right · Kind: ★ · Understood: 8 of 15 · Run: 2026-10-18, commit f3c23ea72
Lesson 12 of the technology 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 · ★ · right ✓
my mate says a hoover sucks the dirt in like a straw sucks juice. so what's really pushing?
- 1. The carpet pushes the dirt up — no support
- 2. The hoover's magnet pulls the dirt — no support
- 3. The air outside pushes in where the pressure is lower — ← Mova's choice · ✓ the right answer · score 5
- 4. The dirt jumps in by itself — no support
Why: It took the question to ask what it is done to. It chose option 3 with score 5, the only option with support. Its support: lesson 12, line 10: «A vacuum cleaner's fan pushes air out, leaving lower pressure inside (less air pushing), so the air outside rushes in through the hose carrying dust.», reached through the remembered sentence the question matched. What matched: the same doer «less air» (+3); the same action «push» (+2). · the question and its options parsed, with trees and pragmatics
Test 2 · ★ · right ✓
shut up, I'm hiding in the washing machine for hide and seek. What's the rule?
- 1. It's fine if you are small enough — no support
- 2. Never climb in a washing machine or dryer — ← Mova's choice · ✓ the right answer · score 7
- 3. It's fine as long as the door is left open a bit — no support
- 4. It's fine if the machine is unplugged — score 0
Why: It took the question to ask what it is done to. It chose option 2 with score 7, against 0 for the next best. Its support: lesson 12, line 17: «Never climb into a washing machine or dryer, never use a hairdryer near a bath or sink, because water and electricity together can kill, never vacuum pets, hai…», reached through the option's own match among the sentences about the question's things. What matched: the same action «climb» (+4); the same place «washing machine» (+3). · the question and its options parsed, with trees and pragmatics
Test 3 · ★ · right ✓
Jake dries his hair in the bath with the hairdryer plugged in. What should happen?
- 1. It's fine if the water is cold — no support
- 2. It's fine as long as he keeps his feet up out of the water — no support
- 3. It's fine with a cordless phone nearby — no support
- 4. Stop: water and electricity together can kill — ← Mova's choice · ✓ the right answer · score 4
Why: It took the question to ask which statement is true. It chose option 4 with score 4, the only option with support. Its support: lesson 12, line 17: «Never climb into a washing machine or dryer, never use a hairdryer near a bath or sink, because water and electricity together can kill, never vacuum pets, hai…», reached through a sentence linked to the one the question matched. What matched: the same action «kill» (+2); the same doer «water» (+2). · the question and its options parsed, with trees and pragmatics
Test 4 · ★ · wrong ✗
Which day dries washing on the line fastest, most often?
- 1. A still, foggy day — ← Mova's choice · no support
- 2. A windy day — ✓ the right answer · no support
- 3. A rainy day — no support
- 4. A still, damp day — 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 ✓
What would happen if the clothes all bunched up on one side during the spin?
- 1. The clothes would come out of the drum much drier than usual — no support
- 2. The machine would fill with soap — no support
- 3. The spin would go twice as fast — no support
- 4. The drum would wobble and the machine might shake — ← Mova's choice · ✓ the right answer · score 4
Why: It took the question to ask what happens next. It chose option 4 with score 4, the only option with support. Its support: lesson 12, line 16: «If clothes bunch on one side, the spinning drum wobbles and the machine can shake or even walk across the floor; heavy concrete blocks inside many machines hel…», reached through the same lesson line as the sentence the question matched. What matched: the same action «wobble» (+2); the same doer «spinning drum» (+2). · the question and its options parsed, with trees and pragmatics
Test 6 · ★ · right ✓
The iron's still on the board, mum's gone to get the phone. can I finish my t-shirt?
- 1. No, leave the hot iron to an adult — ← Mova's choice · ✓ the right answer · no support
- 2. Yes, as long as you are really quick — no support
- 3. Yes, irons cool down within a minute — no support
- 4. No, but you can carry it away to the sink — 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 7 · ★ · right ✓
In a cartoon a vacuum sucks up a whole puppy. What's the real rule?
- 1. Never vacuum pets, hair or fingers — ← Mova's choice · ✓ the right answer · no support
- 2. Puppies like being vacuumed, it tickles — no support
- 3. It's fine on the lowest setting, gently — no support
- 4. Only big vacuums can suck up a puppy — 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 8 · ★ · wrong ✗
My brother says the dishwasher always wastes more water than washing by hand. Right?
- 1. Yes, three times as much — no support
- 2. No, it uses no water at all — ← Mova's choice · score 3
- 3. Yes, it uses a full bath each time — no support
- 4. No, a dishwasher often uses less — ✓ the right answer · score 2
Why: It took the question to ask which statement is true. It chose option 2 with score 3, against 2 for the next best. Its support: lesson 12, line 9: «A dishwasher's spinning arms squirt hot soapy water at the dishes; the water pushing out of the arms makes them spin, and it often uses less water than washing…», reached through the option's own match among the sentences about the question's things. What matched: the same action «use» (+2); the same thing acted on «less water» (+2). Against it: a different doer (counts against) (-1). The right option, 4, scored 2. · the question and its options parsed, with trees and pragmatics
Test 9 · ★ · right ✓
Why does a hairdryer have a cut-out switch?
- 1. To make it louder — no support
- 2. To change the colour of the air — no support
- 3. To save the battery — no support
- 4. To switch off if it gets too hot — ← Mova's choice · ✓ the right answer · score 4
Why: It took the question to ask why something happens (its cause). It chose option 4 with score 4, the only option with support. Its support: lesson 12, line 13: «A hairdryer blows air over hot wires, and has a cut-out that switches it off if it overheats.», reached through the same lesson line as the sentence the question matched. What matched: the same doer «hairdryer» (+2); the same property (+2). · the question and its options parsed, with trees and pragmatics
Test 10 · ★ · right ✓
A little one finds a pod that looks like a sweet. What do you do?
- 1. Put it back in the open box — no support
- 2. Take it away and tell an adult at once — ← Mova's choice · ✓ the right answer · score 7
- 3. Let them lick it once — no support
- 4. Wash it under the tap and give it back — no support
Why: It took the question to ask what is done. It chose option 2 with score 7, the only option with support. Its support: lesson 11, line 17: «If you smell gas: tell an adult at once, do not press any switches, and get out; the adults open windows and call for help.», reached through the option's own match among the sentences about the question's things. What matched: it fills the role the question asks for (+3); the same action «tell» (+2); the same receiver «adult» (+2). · the question and its options parsed, with trees and pragmatics
Test 11 · ★ · wrong ✗
Mia says the fluff in the dryer is dust from outside. What is it really?
- 1. Soap that dried out — ← Mova's choice · no support
- 2. Dust blown in from the street outside the house — no support
- 3. Tiny bits of the clothes being dried — ✓ the right answer · no support
- 4. Mould growing in the machine — 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 · right ✓
Identify the principle by which a domestic vacuum cleaner collects dust.
- 1. Air at greater external pressure flows into a region of reduced pressure — ← Mova's choice · ✓ the right answer · no support
- 2. Rotating brushes propel dust into a sealed compartment — no support
- 3. A magnetic field attracts particles of dust — no support
- 4. Static charge causes dust to adhere to the hose — 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 2 · formal language · wrong ✗
It is given that the lint filter of a tumble dryer has not been emptied. Identify the principal hazard thereby created.
- 1. The drum may rotate in reverse — ← Mova's choice · no support
- 2. The garments may be rendered damp — no support
- 3. The machine may consume no electricity — no support
- 4. The accumulated fluff may ignite — ✓ 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
Exam question 3 · formal language · wrong ✗
Which of the following statements most accurately characterises the cause of a washing machine moving across the floor during its spin cycle?
- 1. The water supplied was excessively cold — ← Mova's choice · no support
- 2. An uneven distribution of garments unbalances the drum — ✓ the right answer · no support
- 3. An insufficient quantity of detergent was used in the wash — no support
- 4. The machine was installed upon a carpet — 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 4 · formal language · wrong ✗
Select the response consistent with the established facts concerning detergent pods.
- 1. They contain no soap whatsoever — ← Mova's choice · score 6
- 2. They resemble confectionery yet are poisonous if swallowed — ✓ the right answer · no support
- 3. They are harmless if swallowed by an infant, being made of soap — no support
- 4. They dissolve only in direct sunlight — no support
Why: It took the question to ask which statement is true. It chose option 1 with score 6, the only option with support. Its support: lesson 12, line 15: «Detergent pods hold strong soap in a film that dissolves in water; they look like sweets but are poisonous, so they are kept locked away from little children.», reached through the same lesson line as the sentence the question matched. What matched: the same action «hold» (+2); the same doer «detergent pods» (+2); the same thing acted on «strong soap» (+2). The right option, 2, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics
This page in Markdown → https://md.mova.elamur.ai/free/en/school-run/technology/12-washing-drying-vacuuming-ironing/