---
title: A British penny from 2010 sticks to your magnet. Why? — Metals and what they're good for · tree and pragmatics
description: A British penny from 2010 sticks to your magnet. Why? Test 5 of lesson 31 «Metals and what they're good for» of the chemistry course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was right.
---

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# Test 5 · Metals and what they're good for

<!-- .ven lang=en -->
A British penny from 2010 sticks to your magnet. Why?

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 3 · right ✓ · **Who acts:** British penny · **What happens:** stick

<!-- .vabout -->
This is test 5 of lesson 31 «Metals and what they're good for» of the chemistry course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/chemistry/31-metals-what-theyre-good-for/#t5).

## The question {#question}

<!-- .note -->
*Sentence 1:* A British penny from 2010 sticks to your magnet.

```conllu
# sent_id = question:chemistry:31-metals-what-theyre-good-for:t5:1
# text = A British penny from 2010 sticks to your magnet.
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	British	British	ADJ	JJ	Degree=Pos	3	amod	_	_
3	penny	penny	NOUN	NN	Number=Sing	6	nsubj	_	_
4	from	from	ADP	IN	_	5	case	_	_
5	2010	2010	NUM	CD	NumForm=Digit|NumType=Card	3	nmod	_	_
6	sticks	stick	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	to	to	ADP	IN	_	9	case	_	_
8	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	9	nmod:poss	_	_
9	magnet	magnet	NOUN	NN	Number=Sing	6	obl	_	SpaceAfter=No
10	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stick** | present | a British penny from 2010 |  |  |  |  | to your magnet | vn shake-22.3-2 «NP V NP PP»: agent=Agent to magnet=Co-Patient |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

<!-- .note -->
*Sentence 2:* Why?

```conllu
# sent_id = question:chemistry:31-metals-what-theyre-good-for:t5:2
# text = Why?
1	Why	why	ADV	WRB	PronType=Int	0	root	_	SpaceAfter=No
2	?	?	PUNCT	.	_	1	punct	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
The magnet is made of copper

```conllu
# sent_id = question:chemistry:31-metals-what-theyre-good-for:t5:o1:1
# text = The magnet is made of copper
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	magnet	magnet	NOUN	NN	Number=Sing	4	nsubj:pass	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
4	made	make	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	copper	copper	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present · passive |  | the magnet |  |  |  | of copper | vn build-26.1-1 «NP.asset V NP»: subject=Product |

### Option 2 {#o2}

<!-- .ven lang=en -->
Copper is very strongly magnetic indeed

```conllu
# sent_id = question:chemistry:31-metals-what-theyre-good-for:t5:o2:1
# text = Copper is very strongly magnetic indeed
1	Copper	copper	NOUN	NN	Number=Sing	5	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
3	very	very	ADV	RB	_	5	advmod	_	_
4	strongly	strongly	ADV	RB	_	5	advmod	_	_
5	magnetic	magnetic	ADJ	JJ	Degree=Pos	0	root	_	_
6	indeed	indeed	ADV	RB	_	5	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Copper |  |  |  |  | indeed, magnetic, strongly *property* | tree rules |

### Option 3 · ← Mova's choice · ✓ the right answer {#o3}

<!-- .ven lang=en -->
It is steel with a thin copper coat

```conllu
# sent_id = question:chemistry:31-metals-what-theyre-good-for:t5:o3:1
# text = It is steel with a thin copper coat
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	steel	steel	NOUN	NN	Number=Sing	0	root	_	_
4	with	with	ADP	IN	_	8	case	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
6	thin	thin	ADJ	JJ	Degree=Pos	8	amod	_	_
7	copper	copper	NOUN	NN	Number=Sing	8	compound	_	_
8	coat	coat	NOUN	NN	Number=Sing	3	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | It | steel |  |  |  | with a thin copper coat | tree rules |

### Option 4 {#o4}

<!-- .ven lang=en -->
It is a fake coin

```conllu
# sent_id = question:chemistry:31-metals-what-theyre-good-for:t5:o4:1
# text = It is a fake coin
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	5	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
4	fake	fake	ADJ	JJ	Degree=Pos	5	amod	_	_
5	coin	coin	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | It | a fake coin |  |  |  |  | tree rules |

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**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

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