---
title: Identify the property ranked by the Mohs scale. — Minerals and crystals · tree and pragmatics
description: Identify the property ranked by the Mohs scale. Exam question 2 of lesson 50 «Minerals and crystals» of the geography course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Exam question 2 · Minerals and crystals

<!-- .ven lang=en -->
Identify the property ranked by the Mohs scale.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** you · **What happens:** identify, rank · **To what, where:** property

<!-- .vabout -->
This is exam question 2 of lesson 50 «Minerals and crystals» of the geography course of Mova's primary school, asked in stiff, formal language. 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/geography/50-minerals-and-crystals/#e2).

## The question {#question}

```conllu
# sent_id = question:geography:50-minerals-and-crystals:e2:1
# text = Identify the property ranked by the Mohs scale.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	property	property	NOUN	NN	Number=Sing	1	obj	_	_
4	ranked	rank	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	acl	_	_
5	by	by	ADP	IN	_	8	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
7	Mohs	Mohs	PROPN	NNP	Number=Sing	8	compound	_	_
8	scale	scale	NOUN	NN	Number=Sing	4	obl	_	SpaceAfter=No
9	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **identify** | imperative | you *not said here* | the property |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent property=Theme |
| 2 | **rank** | participle |  | the property *not said here* |  |  |  | by the Mohs scale | vn masquerade-29.6 «NP V PP.attribute»: agent=Agent |

<!-- .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.

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
Age, as determined by radioactive decay

```conllu
# sent_id = question:geography:50-minerals-and-crystals:e2:o1:1
# text = Age, as determined by radioactive decay
1	Age	age	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
2	,	,	PUNCT	,	_	4	punct	_	_
3	as	as	SCONJ	IN	_	4	mark	_	_
4	determined	determine	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	1	acl	_	_
5	by	by	ADP	IN	_	7	case	_	_
6	radioactive	radioactive	ADJ	JJ	Degree=Pos	7	amod	_	_
7	decay	decay	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **determine** | participle |  | Age *not said here* |  |  |  | by radioactive decay | vn conjecture-29.5 «NP V that S»: agent=Agent |

### Option 2 · ✓ the right answer {#o2}

<!-- .ven lang=en -->
Hardness, as determined by the capacity of one mineral to scratch another

```conllu
# sent_id = question:geography:50-minerals-and-crystals:e2:o2:1
# text = Hardness, as determined by the capacity of one mineral to scratch another
1	Hardness	hardness	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
2	,	,	PUNCT	,	_	4	punct	_	_
3	as	as	SCONJ	IN	_	4	mark	_	_
4	determined	determine	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	1	acl	_	_
5	by	by	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	capacity	capacity	NOUN	NN	Number=Sing	4	obl	_	_
8	of	of	ADP	IN	_	10	case	_	_
9	one	one	NUM	CD	NumForm=Word|NumType=Card	10	nummod	_	_
10	mineral	mineral	NOUN	NN	Number=Sing	7	nmod	_	_
11	to	to	PART	TO	_	12	mark	_	_
12	scratch	scratch	VERB	VB	VerbForm=Inf	4	advcl	_	_
13	another	another	DET	DT	PronType=Ind	12	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **determine** | participle |  | Hardness *not said here* |  |  |  | by the capacity of one mineral | vn conjecture-29.5 «NP V that S»: agent=Agent |
| 2 | **scratch** | to-infinitive |  | another |  |  |  |  | vn scribble-25.2-1 «NP V NP»: agent=Agent another=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
Lustre, as determined by the reflection of light from the surface of the specimen

<!-- fold The tree, 14 words -->
```conllu
# sent_id = question:geography:50-minerals-and-crystals:e2:o3:1
# text = Lustre, as determined by the reflection of light from the surface of the specimen
1	Lustre	lustre	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
2	,	,	PUNCT	,	_	4	punct	_	_
3	as	as	SCONJ	IN	_	4	mark	_	_
4	determined	determine	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	1	acl	_	_
5	by	by	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	reflection	reflection	NOUN	NN	Number=Sing	4	obl	_	_
8	of	of	ADP	IN	_	9	case	_	_
9	light	light	NOUN	NN	Number=Sing	7	nmod	_	_
10	from	from	ADP	IN	_	12	case	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
12	surface	surface	NOUN	NN	Number=Sing	4	obl	_	_
13	of	of	ADP	IN	_	15	case	_	_
14	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
15	specimen	specimen	NOUN	NN	Number=Sing	12	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **determine** | participle |  | Lustre *not said here* |  | the surface of the specimen |  | by the reflection of light | vn conjecture-29.5 «NP V that S»: agent=Agent |

### Option 4 {#o4}

<!-- .ven lang=en -->
Density, as determined by weighing in water

```conllu
# sent_id = question:geography:50-minerals-and-crystals:e2:o4:1
# text = Density, as determined by weighing in water
1	Density	density	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
2	,	,	PUNCT	,	_	4	punct	_	_
3	as	as	SCONJ	IN	_	4	mark	_	_
4	determined	determine	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	1	acl	_	_
5	by	by	SCONJ	IN	_	6	mark	_	_
6	weighing	weigh	VERB	VBG	VerbForm=Ger	4	advcl	_	_
7	in	in	ADP	IN	_	8	case	_	_
8	water	water	NOUN	NN	Number=Sing	6	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **determine** | participle |  | Density *not said here* |  |  |  |  | vn conjecture-29.5 «NP V that S»: agent=Agent |
| 2 | **weigh** | gerund |  |  |  | water |  |  | vn register-54.1-2-1 «NP V NP.value»: agent=Theme |

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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.

<!-- /div -->

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- ← previous: [Minerals and crystals, exam 1](https://md.mova.elamur.ai/free/en/corpora/questions/geography/50-minerals-and-crystals/e1/)
- next →: [Minerals and crystals, exam 3](https://md.mova.elamur.ai/free/en/corpora/questions/geography/50-minerals-and-crystals/e3/)
- ↑ back to [Minerals and crystals](https://md.mova.elamur.ai/free/en/corpora/questions/geography/50-minerals-and-crystals/)

