---
title: You find a white rock on a walk. A drop of vinegar makes it fizz. Wh… — The fizz: vinegar, lemon and soda · tree and pragmatics
description: You find a white rock on a walk. A drop of vinegar makes it fizz. What might it be? Test 6 · ★★ of lesson 18 «The fizz: vinegar, lemon and soda» 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 wrong.
---

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# Test 6 · ★★ · The fizz: vinegar, lemon and soda

<!-- .ven lang=en -->
You find a white rock on a walk. A drop of vinegar makes it fizz. What might it be?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** You, drop, vinegar · **What happens:** find, make, fizz, be · **To what, where:** white rock, walk, vinegar

<!-- .vabout -->
This is test 6 · ★★ of lesson 18 «The fizz: vinegar, lemon and soda» 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/18-the-fizz-vinegar-lemon-and-soda/#t6).

## The question {#question}

<!-- .note -->
*Sentence 1:* You find a white rock on a walk.

```conllu
# sent_id = question:chemistry:18-the-fizz-vinegar-lemon-and-soda:t6:1
# text = You find a white rock on a walk.
1	You	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	2	nsubj	_	_
2	find	find	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	0	root	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
4	white	white	ADJ	JJ	Degree=Pos	5	amod	_	_
5	rock	rock	NOUN	NN	Number=Sing	2	obj	_	_
6	on	on	ADP	IN	_	8	case	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	walk	walk	NOUN	NN	Number=Sing	2	obl	_	SpaceAfter=No
9	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **find** | present | You | a white rock |  | a walk |  |  | vn discover-84 «NP V NP»: agent=Agent rock=Topic |

<!-- .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:* A drop of vinegar makes it fizz.

```conllu
# sent_id = question:chemistry:18-the-fizz-vinegar-lemon-and-soda:t6:2
# text = A drop of vinegar makes it fizz.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	drop	drop	NOUN	NN	Number=Sing	5	nsubj	_	_
3	of	of	ADP	IN	_	4	case	_	_
4	vinegar	vinegar	NOUN	NN	Number=Sing	2	nmod	_	_
5	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	5	obj	_	_
7	fizz	fizz	VERB	VB	VerbForm=Inf	5	xcomp	_	SpaceAfter=No
8	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | a drop of vinegar | vinegar |  |  |  |  | tree rules |
| 2 | **fizz** | infinitive | vinegar *not said here* |  |  |  |  |  | vn entity\_specific\_modes\_being-47.2 «NP V»: agent=Theme |

<!-- .note -->
*Sentence 3:* What might it be?

```conllu
# sent_id = question:chemistry:18-the-fizz-vinegar-lemon-and-soda:t6:3
# text = What might it be?
1	What	what	PRON	WP	PronType=Int	4	obj	_	_
2	might	might	AUX	MD	VerbForm=Fin	4	aux	_	_
3	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
4	be	be	VERB	VB	VerbForm=Inf	0	root	_	SpaceAfter=No
5	?	?	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **be** | might | drop |  |  |  |  |  | vn representation-110.1 «NP V NP»: agent=Pivot what=Theme |

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
A piece of granite

```conllu
# sent_id = question:chemistry:18-the-fizz-vinegar-lemon-and-soda:t6:o1:1
# text = A piece of granite
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	piece	piece	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	4	case	_	_
4	granite	granite	NOUN	NN	Number=Sing	2	nmod	_	_
```

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

### Option 2 {#o2}

<!-- .ven lang=en -->
Coal

```conllu
# sent_id = question:chemistry:18-the-fizz-vinegar-lemon-and-soda:t6:o2:1
# text = Coal
1	Coal	coal	NOUN	NN	Number=Sing	0	root	_	_
```

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

### Option 3 · ✓ the right answer {#o3}

<!-- .ven lang=en -->
Limestone or chalk

```conllu
# sent_id = question:chemistry:18-the-fizz-vinegar-lemon-and-soda:t6:o3:1
# text = Limestone or chalk
1	Limestone	limestone	NOUN	NN	Number=Sing	0	root	_	_
2	or	or	CCONJ	CC	_	3	cc	_	_
3	chalk	chalk	NOUN	NN	Number=Sing	1	conj	_	_
```

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

### Option 4 {#o4}

<!-- .ven lang=en -->
A lump of gold

```conllu
# sent_id = question:chemistry:18-the-fizz-vinegar-lemon-and-soda:t6:o4:1
# text = A lump of gold
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	lump	lump	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	4	case	_	_
4	gold	gold	NOUN	NN	Number=Sing	2	nmod	_	_
```

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

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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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- ← previous: [The fizz: vinegar, lemon and soda, test 5](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/18-the-fizz-vinegar-lemon-and-soda/t5/)
- next →: [The fizz: vinegar, lemon and soda, test 7](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/18-the-fizz-vinegar-lemon-and-soda/t7/)
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