Bottles, cans and recycling
Tests: 6 of 11 right · Exam: 1 of 4 right · Kind: plain · Understood: 7 of 15 · Run: 2026-10-18, commit f3c23ea72
Lesson 4 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 ✓
«chucked the old batteries in the recycling, it's all recycling innit» What is right?
- 1. Batteries should go down the drain — no support
- 2. No, batteries can start fires in lorries and plants; use battery bins — ← Mova's choice · ✓ the right answer · score 8
- 3. Dead batteries are safe in any bin at all, as they have no power left — score 4
- 4. Yes, batteries go in with cans and paper — no support
Why: It took the question to ask which statement is true. It chose option 2 with score 8, against 4 for the next best. Its support: lesson 4, line 5: «Batteries thrown in with the recycling can start fires in lorries and plants, so they go in special battery bins instead.», reached through the same lesson line as the sentence the question matched. What matched: the same action «start» (+2); the same doer «batteries» (+2); the same thing acted on «fires» (+2); the same place «lorries» (+2). · the question and its options parsed, with trees and pragmatics
Test 2 · right ✓
«shook my mate's coke, gonna open it at his face lol» What is right?
- 1. Nothing happens if you open it slowly at a face — no support
- 2. Never point a shaken bottle at a face, it can spray hard — ← Mova's choice · ✓ the right answer · score 6
- 3. Shaking takes all the fizz out first — no support
- 4. Fine, it is only a bit of sweet drink and it washes off easily — no support
Why: It took the question to ask which statement is true. It chose option 2 with score 6, the only option with support. Its support: lesson 4, line 12: «A shaken fizzy bottle can spray hard when opened, so never point one at anyone's face.», reached through the remembered sentence the question matched. What matched: the same action «point» (+4); the same place «face» (+4). Against it: a different thing acted on (counts against) (-2). · the question and its options parsed, with trees and pragmatics
Test 3 · right ✓
«bottled water's way cleaner than tap, everyone knows» What is right?
- 1. In many countries tap water is tested more often than bottled water — ← Mova's choice · ✓ the right answer · score 9
- 2. Tap water is always dirty water — no support
- 3. Bottled water always comes from a clean mountain spring, so it is purer — no support
- 4. Tap water is never tested by anyone — no support
Why: It took the question to ask which statement is true. It chose option 1 with score 9, the only option with support. Its support: lesson 4, line 17: «Refill fountains push mains water through a filter and a cooler, and in many countries tap water is tested more often than bottled water.», reached through the same lesson line as the sentence the question matched. What matched: the same action «test» (+2); the same thing acted on «tap water» (+2); the same place «many countries» (+2); the same circumstance (+2). · the question and its options parsed, with trees and pragmatics
Test 4 · wrong ✗
«smashed a jar on the kitchen floor, gonna grab the bits quick» What should you do?
- 1. Sweep them away quickly with your bare feet — ← Mova's choice · no support
- 2. Hide the broken bits under the rug so nobody sees — no support
- 3. Pick up all the pieces fast with your bare hands — no support
- 4. Keep away from the bits and tell an adult — ✓ the right answer · 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 5 · wrong ✗
What would happen if a cola can had a thin flat bottom instead of a dome?
- 1. It would stay fizzy for ever, even after opening — ← Mova's choice · no support
- 2. It could bulge from the gas pressure inside — ✓ the right answer · no support
- 3. The cola inside it would taste a lot sweeter — no support
- 4. It would hold twice as much cola as a normal can — 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 6 · wrong ✗
«juice carton goes in with the newspapers yeah, it's cardboard» What is right?
- 1. No, it also has plastic and foil layers, so it needs special recycling — ✓ the right answer · no support
- 2. No carton can ever be recycled — ← Mova's choice · score 1
- 3. It goes in the bottle bank with glass — no support
- 4. Yes, it is only paper inside — no support
Why: It took the question to ask which statement is true. It chose option 2 with score 1, the only option with support. Its support: lesson 4, line 15: «A juice carton is made of layers of paper, plastic and foil thinner than a hair, which keep light and air out, so it cannot be recycled like plain paper with t…», reached through the option's own match among the sentences about the question's things. What matched: the same action «recycle» (+2); the same thing acted on «carton» (+2). Against it: one says «not», the other does not (counts against) (-3). The right option, 1, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics
Test 7 · wrong ✗
In a cartoon a recycling lorry tips everything into one hole and new cans pop straight out. What happens first in real life?
- 1. Everything is melted together at once — ← Mova's choice · no support
- 2. The recycling is buried in the ground — no support
- 3. Belts, magnets, air jets, cameras and people sort the materials — ✓ the right answer · no support
- 4. The lorry squeezes all the rubbish together into brand-new cans on the way — 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 · right ✓
A crate holds 4 rows of 6 bottles. How many bottles are in 2 crates?
- 1. 48 — ← Mova's choice · ✓ the right answer · no support
- 2. 34 — no support
- 3. 20 — no support
- 4. 24 — 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 ✓
«my can's ring-pull won't come off, it's broke» What is the real story?
- 1. Stay-on tabs are meant to stay; old ones came off and littered beaches — ← Mova's choice · ✓ the right answer · score 3
- 2. Cans never had ring-pulls before — no support
- 3. All ring-pulls are meant to come off — no support
- 4. The tab comes off only if you win a prize — 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 4, line 14: «A ring-pull is a little lever fixed to the lid; stay-on tabs were invented in the 1970s because old pull-off tabs littered beaches; small caps are a choking da…», reached through the same lesson line as the sentence the question matched. What matched: the same action «litter» (+2); the same thing acted on «beaches» (+2). Against it: a different doer (counts against) (-1). · the question and its options parsed, with trees and pragmatics
Test 10 · wrong ✗
A pack has 6 cans. Leo drinks 2, no wait, 3, and his sister drinks 1. How many cans are left?
- 1. 10 — ← Mova's choice · no support
- 2. 2 — ✓ the right answer · no support
- 3. 3 — no support
- 4. 4 — 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 · right ✓
«leave the cola in the sun, it'll get extra fizzy» What is right?
- 1. It goes flat faster, because warm drinks hold less gas — ← Mova's choice · ✓ the right answer · no support
- 2. The sun makes extra gas in the drink, so it gets much fizzier — no support
- 3. The sun makes no difference at all — no support
- 4. The sun turns the cola into plain water — 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 ✓
Which of the following statements most accurately characterises the manufacture of a plastic drinks bottle?
- 1. The bottle is assembled from flat plastic panels united by glue — no support
- 2. Molten plastic is poured into a mould and permitted to set as a solid block — no support
- 3. The bottle is carved from a single block of plastic — no support
- 4. A heated preform is inflated with air within a mould shaped as the bottle — ← Mova's choice · ✓ the right answer · score 5
Why: It took the question to ask who or what does it. It chose option 4 with score 5, the only option with support. Its support: lesson 4, line 6: «A plastic bottle is blown from a preform, a small finger-sized plastic tube, heated and blown up with air inside a bottle-shaped mould.», reached through the same lesson line as the sentence the question matched. What matched: the same action «blow up» (+3); the same circumstance (+2). · the question and its options parsed, with trees and pragmatics
Exam question 2 · formal language · wrong ✗
Identify the principal reason for which a warm carbonated drink loses its effervescence more rapidly than a cold one.
- 1. The container ceases to be sealed when warmed — no support
- 2. A warm liquid contains a greater quantity of sugar than a cold one — ← Mova's choice · score 4
- 3. A warm liquid retains less dissolved gas than a cold liquid — ✓ the right answer · no support
- 4. Warmth converts the gas into water — no support
Why: It took the question to ask which statement is true. It chose option 2 with score 4, the only option with support. Its support: lesson 4, line 11: «Fizzy drinks have carbon dioxide gas pushed in under pressure; cold drinks hold more gas than warm ones, so warm drinks go flat faster.», reached through the remembered sentence the question matched. What matched: the same action «hold» (+4); the same circumstance (+4). Against it: a different doer (counts against) (-2); a different thing acted on (counts against) (-2). The right option, 3, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics
Exam question 3 · formal language · wrong ✗
Select the response consistent with the established facts concerning the disposal of batteries.
- 1. They present no hazard whatsoever in any receptacle — ← Mova's choice · no support
- 2. They are to be placed with paper and cardboard for recycling — no support
- 3. They are to be deposited in designated battery bins, since they may cause fires in recycling vehicles — ✓ the right answer · no support
- 4. They are to be disposed of via the household drain — 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
Exam question 4 · formal language · wrong ✗
Determine the aggregate number of bottles contained in three crates, it being given that each crate holds twenty bottles.
- 1. Forty — ← Mova's choice · no support
- 2. Ninety — no support
- 3. Sixty — ✓ the right answer · no support
- 4. Twenty-three — 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/4-bottles-cans-and-recycling/