How a factory works: belts, robots, checks and people
Tests: 5 of 12 right · Exam: 3 of 4 right · Kind: plain · Understood: 8 of 16 · Run: 2026-10-18, commit f3c23ea72
Lesson 1 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 uncle reckons robots made all the workers vanish, factories got nobody in em now» What is right?
- 1. People still design, program, fix and check the machines and run the lines — ← Mova's choice · ✓ the right answer · no support
- 2. Only cleaners still work in factories — no support
- 3. Robots now hire and pay the few workers left — no support
- 4. He's right, no factory has any people left in it — 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 2 · wrong ✗
«belt's jammed, just reach in and yank the box out quick» What should a worker do?
- 1. Reach in fast while the belt is still moving slowly, it's quicker — ← Mova's choice · score 8
- 2. Pour water on the rollers to free the box — no support
- 3. Kick the belt until it starts moving again — score 5
- 4. Stop the machine with the stop button first and never reach in — ✓ the right answer · score 6
Why: It took the question to ask what is done. It chose option 1 with score 8, against 6 for the next best. Its support: lesson 1, line 2: «The things ride along on a conveyor belt, so each machine or worker does one small job and passes the thing on, like a relay race where the baton is a biscuit…», reached through the remembered sentence the question matched. What matched: it fills the role the question asks for (+6); the same action «pass on» (+4). Against it: a different doer (counts against) (-2). The right option, 4, scored 6. · the question and its options parsed, with trees and pragmatics
Test 3 · wrong ✗
On a school trip to a biscuit factory, Sam sees a machine smoking and nobody near it. What may Sam do?
- 1. Film it and wait to see what happens next — ← Mova's choice · score 10
- 2. Open the machine and look inside for the fire — no support
- 3. Press the emergency stop or shout for a worker straight away — ✓ the right answer · score 6
- 4. Nothing, visitors must never touch a stop button, whatever happens — no support
Why: It took the question to ask what is done. It chose option 1 with score 10, against 6 for the next best. Its support: lesson 1, line 10: «In a factory, anyone who sees something going wrong may press the emergency stop, even a visitor.», reached through the remembered sentence the question matched. What matched: it fills the role the question asks for (+6); the same action «see» (+4). The right option, 3, scored 6. · the question and its options parsed, with trees and pragmatics
Test 4 · right ✓
What would happen if the stop button popped straight back up after being pressed?
- 1. The machine could start again while someone was still fixing it — ← Mova's choice · ✓ the right answer · score 0
- 2. The machine would switch itself off for ever and never start again — no support
- 3. The machine would start working faster — no support
- 4. Nothing at all would be different — no support
Why: It took the question to ask what happens next. It chose option 1 with score 0, the only option with support. Its support: lesson 1, line 9: «An emergency stop button cuts the power at once and stays pressed in until someone has checked the problem and twisted it out; it is usually red on a yellow ba…», reached through what followed the sentence the question matched. What matched: the same doer «someone» (+4). Against it: a different action (counts against) (-2); a different thing acted on (counts against) (-2). · the question and its options parsed, with trees and pragmatics
Test 5 · wrong ✗
«found a hair in me crisps, gross. how'd that even happen, they got nets» What is the best answer?
- 1. Every packet gets a hair on purpose for luck — ← Mova's choice · no support
- 2. Potatoes grow hairs, and some stay on — no support
- 3. It is rare thanks to nets and checks, and the factory wants to know so it can fix it — ✓ the right answer · no support
- 4. The metal detector shakes hairs loose into bags — 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 ✓
In a cartoon a robot arm waves hello to a worker and politely steps aside. What is the truth?
- 1. Real robot arms always notice and greet people — no support
- 2. Real robot arms do not see people, so fences and sensors keep people safe — ← Mova's choice · ✓ the right answer · score 8
- 3. Robot arms only move when someone talks to them — no support
- 4. Robot arms are too weak to hurt anyone — no support
Why: It took the question to ask which statement is true. It chose option 2 with score 8, the only option with support. Its support: lesson 1, line 12: «Robot arms do not see people the way we do, so they work behind fences or with sensors that stop them when someone comes close.», reached through the remembered sentence the question matched. What matched: the same action «see» (+4); the same doer «robot arms» (+4). · the question and its options parsed, with trees and pragmatics
Test 7 · right ✓
«why'd they put a metal ball in a packet on purpose, are they thick or what?» What is right?
- 1. It is a prize for a lucky customer to find — no support
- 2. It is a test to prove the metal detector still throws bad packets out — ← Mova's choice · ✓ the right answer · score 4
- 3. It is a little mistake that the workers keep making every day on the line — no support
- 4. It makes the packet heavy enough for the scales — no support
Why: It took the question to ask why something happens (its cause). It chose option 2 with score 4, the only option with support. Its support: lesson 1, line 15: «A metal detector at the end of a food line throws out any packet with even a tiny bit of metal, and staff test it every few hours by sending a packet with a sm…», reached through the same lesson line as the sentence the question matched. What matched: the same action «throw out» (+2); the same thing acted on «packet» (+2). · the question and its options parsed, with trees and pragmatics
Test 8 · wrong ✗
The checking camera looks at 1,000 biscuits a minute. How many does it check in 3 minutes?
- 1. 30,000 — ← Mova's choice · no support
- 2. 1,003 — no support
- 3. 3,000 — ✓ the right answer · no support
- 4. 300 — 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 · right ✓
«forklift's quiet, it'll beep if it gets near me, no worries» What is right?
- 1. Forklifts only drive when the factory is empty — no support
- 2. Forklifts are too slow to hurt anyone — no support
- 3. Forklifts always stop by themselves when a person walks near them — no support
- 4. Forklifts are quiet and turn sharply, so keep to the walkways — ← Mova's choice · ✓ the right answer · score 8
Why: It took the question to ask which statement is true. It chose option 4 with score 8, the only option with support. Its support: lesson 1, line 16: «A forklift truck lifts pallets on two steel forks, and a heavy counterweight at the back, which can weigh as much as a small car, stops it tipping forward; for…», reached through the remembered sentence the question matched. What matched: the same doer «forklifts» (+4); the same property (+2); the same light verb (be, have, do, get, go) (+2). · the question and its options parsed, with trees and pragmatics
Test 10 · wrong ✗
A lorry with 6 wheels and a forklift with 4 wheels stand in the yard. How many wheels altogether?
- 1. 12 — ← Mova's choice · no support
- 2. 24 — no support
- 3. 8 — no support
- 4. 10 — ✓ 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 11 · wrong ✗
«first thing ever beeped at a till was a banana innit» What is right?
- 1. Yes, a banana in about 1950, at a London shop — ← Mova's choice · no support
- 2. No, it was a newspaper at a station in about 1960 — no support
- 3. No, it was a pack of chewing gum in 1974 — ✓ the right answer · no support
- 4. No, it was a tin of baked beans in about 1990 — 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 12 · wrong ✗
«mate says Henry Ford's line made cars slower but nicer» What is right?
- 1. Yes, a car then took a week instead of a day — no support
- 2. Yes, each car was then built by one worker alone — score 6
- 3. No, it cut building time from about 12 hours to about an hour and a half — ✓ the right answer · score 5
- 4. No, it made a whole car in about one minute — ← Mova's choice · score 12
Why: It took the question to ask which statement is true. It chose option 4 with score 12, against 6 for the next best. Its support: lesson 1, line 7: «In 1913 Henry Ford's moving assembly line cut the time to build a car from about twelve hours to about an hour and a half.», reached through the remembered sentence the question matched. What matched: the same action «build» (+4); the same doer «moving assembly line» (+4); the same thing acted on «car» (+4). The right option, 3, scored 5. · 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 function of a conveyor belt within a factory?
- 1. It generates the electricity required by the factory — ← Mova's choice · no support
- 2. It stores finished goods for a period of several years — no support
- 3. It enables workers to travel between separate buildings — no support
- 4. It transports each item past successive machines and workers in a fixed order — ✓ 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 2 · formal language · right ✓
Identify the principal reason for which an emergency stop button remains depressed after activation.
- 1. It prevents the machine from restarting until the fault has been inspected — ← Mova's choice · ✓ the right answer · no support
- 2. It permits the machine to continue at reduced speed — no support
- 3. It conserves the electricity consumed by the button — no support
- 4. It indicates that the button has ceased to function — 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 · right ✓
Select the response consistent with the established facts concerning the counterweight of a forklift truck.
- 1. It serves exclusively as a seat for the driver — no support
- 2. It prevents the vehicle from tipping forward when a load is raised — ← Mova's choice · ✓ the right answer · score 2
- 3. It is employed to crush defective goods — no support
- 4. It enables the vehicle to attain a greater speed upon level ground — no support
Why: It took the question to ask which statement is true. It chose option 2 with score 2, the only option with support. Its support: lesson 1, line 16: «A forklift truck lifts pallets on two steel forks, and a heavy counterweight at the back, which can weigh as much as a small car, stops it tipping forward; for…», reached through the same lesson line as the sentence the question matched. What matched: the same action «tip» (+2); the same property (+1). Against it: a different doer (counts against) (-1). · the question and its options parsed, with trees and pragmatics
Exam question 4 · formal language · right ✓
Ascertain the aggregate number of chocolate bars contained in five boxes, it being given that each box contains twelve bars.
- 1. Sixty — ← Mova's choice · ✓ the right answer · no support
- 2. Seventeen — no support
- 3. Seventy-two — no support
- 4. Fifty — 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
This page in Markdown → https://md.mova.elamur.ai/free/en/school-run/technology/1-how-a-factory-works/