---
title: Why does dark sea water warm up faster than white ice when the Sun s… — Glaciers, ice ages and polar lands · tree and pragmatics
description: Why does dark sea water warm up faster than white ice when the Sun shines on both? Test 8 · ★★ of lesson 65 «Glaciers, ice ages and polar lands» 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 right.
---

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# Test 8 · ★★ · Glaciers, ice ages and polar lands

<!-- .ven lang=en -->
Why does dark sea water warm up faster than white ice when the Sun shines on both?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** dark sea water, Sun · **What happens:** do, warm up, shine · **To what, where:** both

<!-- .vabout -->
This is test 8 · ★★ of lesson 65 «Glaciers, ice ages and polar lands» 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/65-glaciers-ice-ages-polar-lands/#t8).

## The question {#question}

```conllu
# sent_id = question:world:65-glaciers-ice-ages-polar-lands:t8:1
# text = Why does dark sea water warm up faster than white ice when the Sun shines on both?
1	Why	why	ADV	WRB	PronType=Int	2	advmod	_	_
2	does	do	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	advcl	_	_
3	dark	dark	ADJ	JJ	Degree=Pos	5	amod	_	_
4	sea	sea	NOUN	NN	Number=Sing	5	compound	_	_
5	water	water	NOUN	NN	Number=Sing	6	nsubj	_	_
6	warm	warm	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	up	up	ADP	RP	_	6	compound:prt	_	_
8	faster	fast	ADV	RBR	Degree=Cmp	6	advmod	_	_
9	than	than	ADP	IN	_	11	case	_	_
10	white	white	ADJ	JJ	Degree=Pos	11	amod	_	_
11	ice	ice	NOUN	NN	Number=Sing	8	obl	_	_
12	when	when	ADV	WRB	PronType=Int	15	advmod	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
14	Sun	Sun	PROPN	NNP	Number=Sing	15	nsubj	_	_
15	shines	shine	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	advcl	_	_
16	on	on	ADP	IN	_	17	case	_	_
17	both	both	DET	DT	PronType=Tot	15	obl	_	SpaceAfter=No
18	?	?	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **do** | present | dark sea water *not said here* |  |  |  |  |  | vn act-114-1 «NP V»: agent=Agent |
| 2 | **warm up** | present | dark sea water |  |  |  |  | fast *property* | vn cooking-45.3 «NP.patient V»: agent=Patient |
| 3 | **shine** | present | the Sun |  |  | both |  |  | vn light\_emission-43.1 «NP V PP.location»: agent=Theme on both=Location |

<!-- .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 · ✓ the right answer {#o1}

<!-- .ven lang=en -->
Dark water takes in more sunlight while white ice reflects it

```conllu
# sent_id = question:world:65-glaciers-ice-ages-polar-lands:t8:o1:1
# text = Dark water takes in more sunlight while white ice reflects it
1	Dark	dark	ADJ	JJ	Degree=Pos	2	amod	_	_
2	water	water	NOUN	NN	Number=Sing	3	nsubj	_	_
3	takes	take	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	in	in	ADP	IN	_	6	case	_	_
5	more	more	ADJ	JJR	Degree=Cmp	6	amod	_	_
6	sunlight	sunlight	NOUN	NN	Number=Sing	3	obl	_	_
7	while	while	SCONJ	IN	_	10	mark	_	_
8	white	white	ADJ	JJ	Degree=Pos	9	amod	_	_
9	ice	ice	NOUN	NN	Number=Sing	10	nsubj	_	_
10	reflects	reflect	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	advcl	_	_
11	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	10	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **take** | present | Dark water |  |  | more sunlight |  |  | vn fit-54.3 «NP V NP PP.location»: agent=Agent in sunlight=Location |
| 2 | **reflect** | present | white ice | water |  |  |  |  | tree rules |

### Option 2 {#o2}

<!-- .ven lang=en -->
The Sun shines only on water

```conllu
# sent_id = question:world:65-glaciers-ice-ages-polar-lands:t8:o2:1
# text = The Sun shines only on water
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	Sun	Sun	PROPN	NNP	Number=Sing	3	nsubj	_	_
3	shines	shine	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	only	only	ADV	RB	_	6	advmod	_	_
5	on	on	ADP	IN	_	6	case	_	_
6	water	water	NOUN	NN	Number=Sing	3	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **shine** | present | the Sun | water |  |  |  |  | vn light\_emission-43.1 «NP V NP.theme»: agent=Agent water=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
Water is always closer to the Sun

```conllu
# sent_id = question:world:65-glaciers-ice-ages-polar-lands:t8:o3:1
# text = Water is always closer to the Sun
1	Water	water	NOUN	NN	Number=Sing	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	always	always	ADV	RB	PronType=Tot	4	advmod	_	_
4	closer	close	ADJ	JJR	Degree=Cmp	0	root	_	_
5	to	to	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	Sun	Sun	PROPN	NNP	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Water |  |  |  |  | to the Sun; always, close *property* | tree rules |

### Option 4 {#o4}

<!-- .ven lang=en -->
Ice makes its own cold air

```conllu
# sent_id = question:world:65-glaciers-ice-ages-polar-lands:t8:o4:1
# text = Ice makes its own cold air
1	Ice	ice	NOUN	NN	Number=Sing	2	nsubj	_	_
2	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	6	nmod:poss	_	_
4	own	own	ADJ	JJ	Degree=Pos	6	amod	_	_
5	cold	cold	ADJ	JJ	Degree=Pos	6	amod	_	_
6	air	air	NOUN	NN	Number=Sing	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | Ice | Ice's own cold air |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset air=Product |

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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: [Glaciers, ice ages and polar lands, test 7](https://md.mova.elamur.ai/free/en/corpora/questions/world/65-glaciers-ice-ages-polar-lands/t7/)
- next →: [Glaciers, ice ages and polar lands, test 9](https://md.mova.elamur.ai/free/en/corpora/questions/world/65-glaciers-ice-ages-polar-lands/t9/)
- ↑ back to [Glaciers, ice ages and polar lands](https://md.mova.elamur.ai/free/en/corpora/questions/world/65-glaciers-ice-ages-polar-lands/)

