---
title: Which is true about warm water in a lake in summer? — Heat and temperature: how things warm… · tree and pragmatics
description: Which is true about warm water in a lake in summer? Test 2 of lesson 82 «Heat and temperature: how things warm and cool» of the world 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 2 · Heat and temperature: how things warm and cool

<!-- .ven lang=en -->
Which is true about warm water in a lake in summer?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 4 · wrong ✗ · **What happens:** be · **To what, where:** lake

<!-- .vabout -->
This is test 2 of lesson 82 «Heat and temperature: how things warm and cool» of the world 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/world/82-heat-and-temperature/#t2).

## The question {#question}

```conllu
# sent_id = question:world:82-heat-and-temperature:t2:1
# text = Which is true about warm water in a lake in summer?
1	Which	which	PRON	WDT	PronType=Rel	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	true	true	ADJ	JJ	Degree=Pos	0	root	_	_
4	about	about	ADP	IN	_	6	case	_	_
5	warm	warm	ADJ	JJ	Degree=Pos	6	amod	_	_
6	water	water	NOUN	NN	Number=Sing	3	obl	_	_
7	in	in	ADP	IN	_	9	case	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
9	lake	lake	NOUN	NN	Number=Sing	3	obl	_	_
10	in	in	ADP	IN	_	11	case	_	_
11	summer	summer	NOUN	NN	Number=Sing	9	nmod	_	SpaceAfter=No
12	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present |  |  |  | a lake in summer |  | about warm water; true *property* | tree rules |

<!-- .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 {#o1}

<!-- .ven lang=en -->
Warm and cold water always mix evenly

```conllu
# sent_id = question:world:82-heat-and-temperature:t2:o1:1
# text = Warm and cold water always mix evenly
1	Warm	warm	ADJ	JJ	Degree=Pos	4	amod	_	_
2	and	and	CCONJ	CC	_	3	cc	_	_
3	cold	cold	ADJ	JJ	Degree=Pos	1	conj	_	_
4	water	water	NOUN	NN	Number=Sing	6	obl	_	_
5	always	always	ADV	RB	PronType=Tot	6	advmod	_	_
6	mix	mix	VERB	VBP	Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin	0	root	_	_
7	evenly	evenly	ADV	RB	_	6	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **mix** | present |  | Warm water |  |  |  | always, evenly *property* | vn mix-22.1-1-1 «NP V»: agent=Patient |

### Option 2 · ← Mova's choice {#o2}

<!-- .ven lang=en -->
The water warms from the bottom upwards

```conllu
# sent_id = question:world:82-heat-and-temperature:t2:o2:1
# text = The water warms from the bottom upwards
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	water	water	NOUN	NN	Number=Sing	3	nsubj	_	_
3	warms	warm	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	from	from	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	bottom	bottom	NOUN	NN	Number=Sing	3	obl	_	_
7	upwards	upwards	ADV	RB	_	3	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **warm** | present | the water |  |  | the bottom |  | upwards *property* | vn other\_cos-45.4 «NP.patient V»: agent=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
Warm water sinks and stays at the bottom

```conllu
# sent_id = question:world:82-heat-and-temperature:t2:o3:1
# text = Warm water sinks and stays at the bottom
1	Warm	warm	ADJ	JJ	Degree=Pos	2	amod	_	_
2	water	water	NOUN	NN	Number=Sing	3	nsubj	_	_
3	sinks	sink	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	and	and	CCONJ	CC	_	5	cc	_	_
5	stays	stay	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
6	at	at	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	bottom	bottom	NOUN	NN	Number=Sing	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **sink** | present | Warm water |  |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 2 | **stay** | present | Warm water *not said here* |  |  | the bottom |  |  | vn exist-47.1 «NP V PP.location»: agent=Theme at bottom=Location |

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
Warm water rises and stays near the top

```conllu
# sent_id = question:world:82-heat-and-temperature:t2:o4:1
# text = Warm water rises and stays near the top
1	Warm	warm	ADJ	JJ	Degree=Pos	2	amod	_	_
2	water	water	NOUN	NN	Number=Sing	3	nsubj	_	_
3	rises	rise	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	and	and	CCONJ	CC	_	5	cc	_	_
5	stays	stay	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
6	near	near	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	top	top	NOUN	NN	Number=Sing	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **rise** | present | Warm water |  |  |  |  |  | vn assuming\_position-50 «NP V»: agent=Agent |
| 2 | **stay** | present | Warm water *not said here* |  |  | the top |  |  | vn exist-47.1 «NP V PP.location»: agent=Theme near top=Location |

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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 and temperature: how things warm…, test 1](https://md.mova.elamur.ai/free/en/corpora/questions/world/82-heat-and-temperature/t1/)
- next →: [Heat and temperature: how things warm…, test 3](https://md.mova.elamur.ai/free/en/corpora/questions/world/82-heat-and-temperature/t3/)
- ↑ back to [Heat and temperature: how things warm and cool](https://md.mova.elamur.ai/free/en/corpora/questions/world/82-heat-and-temperature/)