---
title: Ava says ice floats cos it's got air bubbles in it. true? — Floating and sinking: the push of water · tree and pragmatics
description: Ava says ice floats cos it's got air bubbles in it. true? Test 12 · ★ of lesson 83 «Floating and sinking: the push of water» 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 12 · ★ · Floating and sinking: the push of water

<!-- .ven lang=en -->
Ava says ice floats cos it's got air bubbles in it. true?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** Ava, ice · **What happens:** say, float, get · **To what, where:** air bubbles, it · **Speech:** someone speaks here

<!-- .vabout -->
This is test 12 · ★ of lesson 83 «Floating and sinking: the push of water» 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/83-floating-and-sinking/#t12).

## The question {#question}

```conllu
# sent_id = question:world:83-floating-and-sinking:t12:1
# text = Ava says ice floats cos it's got air bubbles in it. true?
1	Ava	Ava	PROPN	NNP	Number=Sing	2	nsubj	_	_
2	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	ice	ice	NOUN	NN	Number=Sing	4	nsubj	_	_
4	floats	float	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	ccomp	_	_
5	cos	cos	SCONJ	IN	_	8	mark	_	_
6	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	8	nsubj	_	SpaceAfter=No
7	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	aux	_	_
8	got	get	VERB	VBN	Tense=Past|VerbForm=Part	4	ccomp	_	_
9	air	air	NOUN	NN	Number=Sing	10	compound	_	_
10	bubbles	bubble	NOUN	NNS	Number=Plur	8	obj	_	_
11	in	in	ADP	IN	_	12	case	_	_
12	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	8	obl	_	SpaceAfter=No
13	.	.	PUNCT	.	_	14	punct	_	_
14	true	true	ADJ	JJ	Degree=Pos	2	parataxis	_	SpaceAfter=No
15	?	?	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **say** *speech: assert* | present | Ava |  |  |  |  |  | vn say-37.7-1-1 «NP V that S»: agent=Agent clause=Topic |
| 2 | **float** | present | ice |  |  |  |  |  | tree rules |
| 3 | **get** | present · passive | ice | air bubbles |  | it |  |  | vn comprehend-87.2-1 «NP V NP»: agent=Experiencer bubble=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.

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
No, ice floats because it is colder than the water

```conllu
# sent_id = question:world:83-floating-and-sinking:t12:o1:1
# text = No, ice floats because it is colder than the water
1	No	no	INTJ	UH	Polarity=Neg	4	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	4	punct	_	_
3	ice	ice	NOUN	NN	Number=Sing	4	nsubj	_	_
4	floats	float	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	because	because	SCONJ	IN	_	8	mark	_	_
6	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	8	nsubj	_	_
7	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	cop	_	_
8	colder	cold	ADJ	JJR	Degree=Cmp	4	advmod	_	_
9	than	than	ADP	IN	_	11	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	water	water	NOUN	NN	Number=Sing	8	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **float** | present | ice |  |  |  |  |  | vn run-51.3.2-2 «NP V»: agent=Theme |
| 2 | **is** | present | ice |  |  |  |  | than the water; cold *property* | tree rules |

### Option 2 {#o2}

<!-- .ven lang=en -->
Yes, ice without bubbles always sinks

```conllu
# sent_id = question:world:83-floating-and-sinking:t12:o2:1
# text = Yes, ice without bubbles always sinks
1	Yes	yes	INTJ	UH	Polarity=Pos	3	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	ice	ice	NOUN	NN	Number=Sing	7	nsubj	_	_
4	without	without	ADP	IN	_	5	case	_	_
5	bubbles	bubble	NOUN	NNS	Number=Plur	3	nmod	_	_
6	always	always	ADV	RB	PronType=Tot	7	advmod	_	_
7	sinks	sink	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **sink** | present | ice without bubbles |  |  |  |  | always *property* | vn other\_cos-45.4 «NP.patient V»: agent=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
Yes, only the bubbles keep ice up

```conllu
# sent_id = question:world:83-floating-and-sinking:t12:o3:1
# text = Yes, only the bubbles keep ice up
1	Yes	yes	INTJ	UH	Polarity=Pos	6	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	only	only	ADV	RB	_	5	advmod	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	bubbles	bubble	NOUN	NNS	Number=Plur	6	nsubj	_	_
6	keep	keep	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	ice	ice	NOUN	NN	Number=Sing	6	obj	_	_
8	up	up	ADV	RB	_	6	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **keep up** | present | the bubbles | ice |  |  |  |  | vn sustain-55.6 «NP V NP PP.instrument»: agent=Agent ice=Theme |

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

<!-- .ven lang=en -->
No, water expands when it freezes, so ice is lighter than the same amount of water

<!-- fold The tree, 16 words -->
```conllu
# sent_id = question:world:83-floating-and-sinking:t12:o4:1
# text = No, water expands when it freezes, so ice is lighter than the same amount of water
1	No	no	INTJ	UH	Polarity=Neg	4	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	water	water	NOUN	NN	Number=Sing	4	nsubj	_	_
4	expands	expand	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	when	when	SCONJ	WRB	_	7	mark	_	_
6	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	7	nsubj	_	_
7	freezes	freeze	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	advcl	_	SpaceAfter=No
8	,	,	PUNCT	,	_	12	punct	_	_
9	so	so	ADV	RB	_	12	advmod	_	_
10	ice	ice	NOUN	NN	Number=Sing	12	nsubj	_	_
11	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	cop	_	_
12	lighter	light	ADJ	JJR	Degree=Cmp	4	advcl	_	_
13	than	than	ADP	IN	_	16	case	_	_
14	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
15	same	same	ADJ	JJ	Degree=Pos	16	amod	_	_
16	amount	amount	NOUN	NN	Number=Sing	12	obl	_	_
17	of	of	ADP	IN	_	18	case	_	_
18	water	water	NOUN	NN	Number=Sing	16	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **expand** | present | water |  |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 2 | **freeze** | present | water |  |  |  |  |  | vn other\_cos-45.4-1 «NP.patient V»: agent=Patient |
| 3 | **is** | present | ice |  |  |  |  | than the same amount of water; light *property* | tree rules |
| 4 | **amount** |  |  | water |  |  |  |  | nom amount «possession transitive»: of=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: [Floating and sinking: the push of water, test 11](https://md.mova.elamur.ai/free/en/corpora/questions/world/83-floating-and-sinking/t11/)
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