---
title: When a solid is heated enough, its particles move so much that they… — Melting, freezing and boiling · tree and pragmatics
description: When a solid is heated enough, its particles move so much that they break free from their places and it becomes a liquid: this is melting. Who acts: particles, solid, this. A sentence of the lesson «Melting, freezing and boiling» of the world course of Mova's primary school with its dependency tree 
---

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# Melting, freezing and boiling, sentence 0

<!-- .ven lang=en -->
When a solid is heated enough, its particles move so much that they break free from their places and it becomes a liquid: this is melting.

<!-- .vintro -->
**Who acts:** particles, solid, this · **What happens:** heat, move, break, become, melt · **To what, where:** solid, much, liquid

<!-- .vabout -->
This is a sentence of the lesson «Melting, freezing and boiling» of the world course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (particles, solid, this), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:012-melting-freezing-boiling.lesson:0
# text = When a solid is heated enough, its particles move so much that they break free from their places and it becomes a liquid: this is melting.
# source = school lesson (ours)
# course = world
# lesson = 012-melting-freezing-boiling.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R6-punct-agree ×1
1	When	when	ADV	WRB	PronType=Int	5	advmod	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	solid	solid	NOUN	NN	Number=Sing	5	nsubj:pass	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	aux:pass	_	_
5	heated	heat	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
6	enough	enough	ADV	RB	_	5	advmod	_	_
7	,	,	PUNCT	,	_	10	punct	_	_
8	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	9	nmod:poss	_	_
9	particles	particle	NOUN	NNS	Number=Plur	10	nsubj	_	_
10	move	move	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	parataxis	_	_
11	so	so	ADV	RB	_	12	advmod	_	_
12	much	much	ADJ	JJ	Degree=Pos	10	obj	_	_
13	that	that	SCONJ	IN	_	15	mark	_	_
14	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	15	nsubj	_	_
15	break	break	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	12	advcl	_	_
16	free	free	ADJ	JJ	Degree=Pos	15	xcomp	_	_
17	from	from	ADP	IN	_	19	case	_	_
18	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	19	nmod:poss	_	_
19	places	place	NOUN	NNS	Number=Plur	16	obl	_	_
20	and	and	CCONJ	CC	_	22	cc	_	_
21	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	22	nsubj	_	_
22	becomes	become	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	conj	_	_
23	a	a	DET	DT	Definite=Ind|PronType=Art	24	det	_	_
24	liquid	liquid	NOUN	NN	Number=Sing	22	xcomp	_	_
25	:	:	PUNCT	:	_	28	punct	_	_
26	this	this	PRON	DT	Number=Sing|PronType=Dem	28	nsubj	_	_
27	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	28	aux	_	_
28	melting	melt	VERB	VBG	VerbForm=Ger	24	appos	_	_
29	.	.	PUNCT	.	_	10	punct	_	Agree=R6-punct-agree|Haiku=5:punct
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **heat** | present · passive |  | a solid |  |  |  | enough *property* | vn cooking-45.3 «NP V NP.patient»: subject=Patient |
| 2 | **move** | present | solid's particles | much |  |  |  |  | vn roll-51.3.1 «NP V NP.theme»: agent=Agent much=Theme |
| 3 | **break** | present | particles *= particle* |  |  |  |  | free *property* | vn hurt-40.8.3-1-1 «NP V»: agent=Patient |
| 4 | **become** | present | solid | a liquid |  |  |  |  | vn become-109.1-1-1 «NP V PP.attribute»: agent=Patient |
| 5 | **melt** | present · progressive | this |  |  |  |  |  | vn other\_cos-45.4-1 «NP.patient V»: agent=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.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:world:012-melting-freezing-boiling.lesson:0`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R6-punct-agree ×1. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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<!-- pn -->
- ← previous: [Solids, liquids and gases, 15](https://md.mova.elamur.ai/free/en/corpora/school/world/11-solids-liquids-gases/15/)
- next →: [Melting, freezing and boiling, 1](https://md.mova.elamur.ai/free/en/corpora/school/world/12-melting-freezing-boiling/1/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/world/12-melting-freezing-boiling/)

