---
title: State the principle whereby a liquid-in-glass thermometer indicates… — Heat moves: hot to cold · tree and pragmatics
description: State the principle whereby a liquid-in-glass thermometer indicates temperature. Exam question 4 of lesson 23 «Heat moves: hot to cold» of the physics 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 4 · Heat moves: hot to cold

<!-- .ven lang=en -->
State the principle whereby a liquid-in-glass thermometer indicates temperature.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** you, liquid · **What happens:** state, indicate · **To what, where:** principle, temperature

<!-- .vabout -->
This is exam question 4 of lesson 23 «Heat moves: hot to cold» of the physics 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/physics/23-heat-moves-hot-to-cold/#e4).

## The question {#question}

```conllu
# sent_id = question:physics:23-heat-moves-hot-to-cold:e4:1
# text = State the principle whereby a liquid-in-glass thermometer indicates temperature.
1	State	state	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	principle	principle	NOUN	NN	Number=Sing	1	obj	_	_
4	whereby	whereby	ADV	WRB	PronType=Int	12	advmod	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	liquid	liquid	NOUN	NN	Number=Sing	12	nsubj	_	SpaceAfter=No
7	-	-	PUNCT	HYPH	_	11	punct	_	SpaceAfter=No
8	in	in	ADP	IN	_	11	case	_	SpaceAfter=No
9	-	-	PUNCT	HYPH	_	8	punct	_	SpaceAfter=No
10	glass	glass	NOUN	NN	Number=Sing	11	compound	_	_
11	thermometer	thermometer	NOUN	NN	Number=Sing	6	conj	_	_
12	indicates	indicate	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	advcl	_	_
13	temperature	temperature	NOUN	NN	Number=Sing	12	obj	_	SpaceAfter=No
14	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **state** *speech: other* | imperative | you *not said here* | the principle |  |  |  |  | vn say-37.7-1-1 «NP V NP.topic»: agent=Agent principle=Topic |
| 2 | **indicate** | present | a liquid and glass thermometer | temperature |  |  |  | whereby *property* | vn indicate-78-1 «NP V NP»: agent=Pivot temperature=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.

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
The liquid alters its colour with temperature

```conllu
# sent_id = question:physics:23-heat-moves-hot-to-cold:e4:o1:1
# text = The liquid alters its colour with temperature
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	liquid	liquid	NOUN	NN	Number=Sing	3	nsubj	_	_
3	alters	alter	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	5	nmod:poss	_	_
5	colour	colour	NOUN	NN	Number=Sing	3	obj	_	_
6	with	with	ADP	IN	_	7	case	_	_
7	temperature	temperature	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **alter** | present | the liquid | liquid's colour |  |  |  | with temperature | vn other\_cos-45.4 «NP V NP PP.instrument»: agent=Agent colour=Patient with temperature=Instrument |

### Option 2 {#o2}

<!-- .ven lang=en -->
The glass emits light in proportion to the heat

```conllu
# sent_id = question:physics:23-heat-moves-hot-to-cold:e4:o2:1
# text = The glass emits light in proportion to the heat
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	glass	glass	NOUN	NN	Number=Sing	3	nsubj	_	_
3	emits	emit	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	light	light	NOUN	NN	Number=Sing	3	obj	_	_
5	in	in	ADP	IN	_	6	case	_	_
6	proportion	proportion	NOUN	NN	Number=Sing	3	obl	_	_
7	to	to	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	heat	heat	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **emit** | present | the glass | light |  | proportion |  | to the heat | vn substance\_emission-43.4 «NP V NP»: agent=Source light=Theme |

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

<!-- .ven lang=en -->
The liquid expands upon warming and contracts upon cooling

```conllu
# sent_id = question:physics:23-heat-moves-hot-to-cold:e4:o3:1
# text = The liquid expands upon warming and contracts upon cooling
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	liquid	liquid	NOUN	NN	Number=Sing	3	nsubj	_	_
3	expands	expand	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	upon	upon	ADP	IN	_	5	case	_	_
5	warming	warming	NOUN	NN	Number=Sing	3	obl	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	contracts	contract	NOUN	NNS	Number=Plur	5	conj	_	_
8	upon	upon	ADP	IN	_	9	case	_	_
9	cooling	cooling	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **expand** | present | the liquid |  |  |  |  | upon warming and contracts; upon cooling | vn other\_cos-45.4 «NP.patient V»: agent=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
The liquid evaporates at a fixed rate

```conllu
# sent_id = question:physics:23-heat-moves-hot-to-cold:e4:o4:1
# text = The liquid evaporates at a fixed rate
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	liquid	liquid	NOUN	NN	Number=Sing	3	nsubj	_	_
3	evaporates	evaporate	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	at	at	ADP	IN	_	7	case	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	fixed	fix	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	7	amod	_	_
7	rate	rate	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **evaporate** | present | the liquid |  |  | a fixed rate |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 2 | **fix** | participle |  |  |  |  |  |  | vn shake-22.3-2 «NP V ADV-Middle»: agent=Patient |

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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: [Heat moves: hot to cold, exam 3](https://md.mova.elamur.ai/free/en/corpora/questions/physics/23-heat-moves-hot-to-cold/e3/)
- next →: [Melting, freezing and boiling, test 1](https://md.mova.elamur.ai/free/en/corpora/questions/physics/24-melting-freezing-and-boiling/t1/)
- ↑ back to [Heat moves: hot to cold](https://md.mova.elamur.ai/free/en/corpora/questions/physics/23-heat-moves-hot-to-cold/)

