---
title: A crystal and a piece of glass both look clear. What is the real dif… — Minerals and crystals · tree and pragmatics
description: A crystal and a piece of glass both look clear. What is the real difference inside? Test 7 · ★★ 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 right.
---

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# Test 7 · ★★ · Minerals and crystals

<!-- .ven lang=en -->
A crystal and a piece of glass both look clear. What is the real difference inside?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** crystal · **What happens:** look, be · **To what, where:** real difference

<!-- .vabout -->
This is test 7 · ★★ of lesson 50 «Minerals and crystals» of the geography 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/geography/50-minerals-and-crystals/#t7).

## The question {#question}

<!-- .note -->
*Sentence 1:* A crystal and a piece of glass both look clear.

```conllu
# sent_id = question:geography:50-minerals-and-crystals:t7:1
# text = A crystal and a piece of glass both look clear.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	crystal	crystal	NOUN	NN	Number=Sing	9	nsubj	_	_
3	and	and	CCONJ	CC	_	5	cc	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	piece	piece	NOUN	NN	Number=Sing	2	conj	_	_
6	of	of	ADP	IN	_	7	case	_	_
7	glass	glass	NOUN	NN	Number=Sing	5	nmod	_	_
8	both	both	DET	DT	PronType=Tot	9	nsubj	_	_
9	look	look	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
10	clear	clear	ADJ	JJ	Degree=Pos	9	xcomp	_	SpaceAfter=No
11	.	.	PUNCT	.	_	9	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **look** | present | a crystal and a piece of glass |  |  |  |  | clear *property* | vn stimulus\_subject-30.4 «NP V ADJ»: agent=Stimulus |

<!-- .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:* What is the real difference inside?

```conllu
# sent_id = question:geography:50-minerals-and-crystals:t7:2
# text = What is the real difference inside?
1	What	what	PRON	WP	PronType=Int	5	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
4	real	real	ADJ	JJ	Degree=Pos	5	amod	_	_
5	difference	difference	NOUN	NN	Number=Sing	0	root	_	_
6	inside	inside	ADV	RB	_	5	advmod	_	SpaceAfter=No
7	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present |  | the real difference |  |  |  | inside *property* | tree rules |

## The options {#options}

### Option 1 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
The crystal's atoms are in a repeating pattern; the glass's are jumbled

<!-- fold The tree, 14 words -->
```conllu
# sent_id = question:geography:50-minerals-and-crystals:t7:o1:1
# text = The crystal's atoms are in a repeating pattern; the glass's are jumbled
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	crystal	crystal	NOUN	NN	Number=Sing	4	nmod:poss	_	SpaceAfter=No
3	's	's	PART	POS	_	2	case	_	_
4	atoms	atom	NOUN	NNS	Number=Plur	9	nsubj	_	_
5	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	9	cop	_	_
6	in	in	ADP	IN	_	9	case	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
8	repeating	repeat	VERB	VBG	VerbForm=Ger	9	amod	_	_
9	pattern	pattern	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
10	;	;	PUNCT	:	_	15	punct	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
12	glass	glass	NOUN	NN	Number=Sing	15	nsubj:pass	_	SpaceAfter=No
13	's	's	PART	POS	_	12	case	_	_
14	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	15	aux:pass	_	_
15	jumbled	jumble	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	9	parataxis	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **repeat** | gerund |  |  |  |  |  |  | vn begin-55.1-1-1 «NP.eventuality V»: agent=Eventuality |
| 2 | **is** | present | the crystal's atoms |  |  | a repeating pattern |  |  | tree rules |
| 3 | **jumble** | present · passive |  | the glass |  |  |  |  | vn shake-22.3-2-1 «NP V NP»: subject=Patient |

### Option 2 {#o2}

<!-- .ven lang=en -->
The crystal is liquid inside

```conllu
# sent_id = question:geography:50-minerals-and-crystals:t7:o2:1
# text = The crystal is liquid inside
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	crystal	crystal	NOUN	NN	Number=Sing	4	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	liquid	liquid	ADJ	JJ	Degree=Pos	0	root	_	_
5	inside	inside	ADV	RB	_	4	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | the crystal |  |  |  |  | inside, liquid *property* | tree rules |

### Option 3 {#o3}

<!-- .ven lang=en -->
The glass has a pattern; the crystal is jumbled

```conllu
# sent_id = question:geography:50-minerals-and-crystals:t7:o3:1
# text = The glass has a pattern; the crystal is jumbled
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	glass	glass	NOUN	NN	Number=Sing	3	nsubj	_	_
3	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	pattern	pattern	NOUN	NN	Number=Sing	3	obj	_	SpaceAfter=No
6	;	;	PUNCT	:	_	10	punct	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	crystal	crystal	NOUN	NN	Number=Sing	10	nsubj:pass	_	_
9	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	aux:pass	_	_
10	jumbled	jumble	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | present | the glass | a pattern |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent pattern=Patient |
| 2 | **jumble** | present · passive |  | the crystal |  |  |  |  | vn shake-22.3-2-1 «NP V NP»: subject=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
There is no difference at all

```conllu
# sent_id = question:geography:50-minerals-and-crystals:t7:o4:1
# text = There is no difference at all
1	There	there	PRON	EX	PronType=Dem	2	expl	_	_
2	is	be	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	no	no	DET	DT	PronType=Neg	4	det	_	_
4	difference	difference	NOUN	NN	Number=Sing	2	nsubj	_	_
5	at	at	ADP	IN	_	6	case	_	_
6	all	all	DET	DT	PronType=Tot	4	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **be** | present | no difference at all |  |  | there |  |  | vn exist-47.1 «NP V»: 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, test 6](https://md.mova.elamur.ai/free/en/corpora/questions/geography/50-minerals-and-crystals/t6/)
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