---
title: Why does your hair stand up after you pull off a woolly hat? — What is everything made of? · tree and pragmatics
description: Why does your hair stand up after you pull off a woolly hat? Test 10 of lesson 1 «What is everything made of?» of the chemistry 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 10 · What is everything made of?

<!-- .ven lang=en -->
Why does your hair stand up after you pull off a woolly hat?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** hair, you · **What happens:** stand up, pull off · **To what, where:** woolly hat

<!-- .vabout -->
This is test 10 of lesson 1 «What is everything made of?» of the chemistry 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/chemistry/1-what-is-everything-made-of/#t10).

## The question {#question}

```conllu
# sent_id = question:chemistry:1-what-is-everything-made-of:t10:1
# text = Why does your hair stand up after you pull off a woolly hat?
1	Why	why	ADV	WRB	PronType=Int	5	advmod	_	_
2	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	aux	_	_
3	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	4	nmod:poss	_	_
4	hair	hair	NOUN	NN	Number=Sing	5	nsubj	_	_
5	stand	stand	VERB	VB	VerbForm=Inf	0	root	_	_
6	up	up	ADP	RP	_	5	compound:prt	_	_
7	after	after	SCONJ	IN	_	9	mark	_	_
8	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	9	nsubj	_	_
9	pull	pull	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	5	advcl	_	_
10	off	off	ADP	RP	_	9	compound:prt	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
12	woolly	woolly	ADJ	JJ	Degree=Pos	13	amod	_	_
13	hat	hat	NOUN	NN	Number=Sing	9	obj	_	SpaceAfter=No
14	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stand up** | present · do-support | your hair |  |  |  |  |  | vn assuming\_position-50 «NP V»: agent=Agent |
| 2 | **pull off** | present | you | a woolly hat |  |  |  |  | vn complete-55.2 «NP V NP»: agent=Agent hat=Eventuality |

<!-- .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 wool pulls each hair upward by gravity

```conllu
# sent_id = question:chemistry:1-what-is-everything-made-of:t10:o1:1
# text = The wool pulls each hair upward by gravity
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	wool	wool	NOUN	NN	Number=Sing	3	nsubj	_	_
3	pulls	pull	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	each	each	DET	DT	PronType=Tot	5	det	_	_
5	hair	hair	NOUN	NN	Number=Sing	3	obj	_	_
6	upward	upward	ADV	RB	_	3	advmod	_	_
7	by	by	ADP	IN	_	8	case	_	_
8	gravity	gravity	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **pull** | present | the wool | each hair |  |  |  | by gravity; upward *property* | vn push-12-1 «NP V NP»: agent=Agent hair=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
Your hair gets cold and stiff, like grass on a frosty morning

```conllu
# sent_id = question:chemistry:1-what-is-everything-made-of:t10:o2:1
# text = Your hair gets cold and stiff, like grass on a frosty morning
1	Your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	hair	hair	NOUN	NN	Number=Sing	3	nsubj	_	_
3	gets	get	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	cold	cold	ADJ	JJ	Degree=Pos	3	xcomp	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	stiff	stiff	ADJ	JJ	Degree=Pos	4	conj	_	SpaceAfter=No
7	,	,	PUNCT	,	_	9	punct	_	_
8	like	like	ADP	IN	_	9	case	_	_
9	grass	grass	NOUN	NN	Number=Sing	3	obl	_	_
10	on	on	ADP	IN	_	13	case	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
12	frosty	frosty	ADJ	JJ	Degree=Pos	13	amod	_	_
13	morning	morning	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **get** | present | Your hair |  |  |  | morning | like grass; cold *property* | vn comprehend-87.2-1 «NP V S\_ING»: agent=Experiencer |

### Option 3 {#o3}

<!-- .ven lang=en -->
The hat leaves sticky wool on each hair

```conllu
# sent_id = question:chemistry:1-what-is-everything-made-of:t10:o3:1
# text = The hat leaves sticky wool on each hair
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	hat	hat	NOUN	NN	Number=Sing	3	nsubj	_	_
3	leaves	leave	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	sticky	sticky	ADJ	JJ	Degree=Pos	5	amod	_	_
5	wool	wool	NOUN	NN	Number=Sing	3	obj	_	_
6	on	on	ADP	IN	_	8	case	_	_
7	each	each	DET	DT	PronType=Tot	8	det	_	_
8	hair	hair	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **leave** | present | the hat | sticky wool |  | each hair |  |  | vn keep-15.2 «NP V NP PP.location»: agent=Agent wool=Theme on hair=Location |

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

<!-- .ven lang=en -->
Rubbing charged your hairs alike, so they push each other apart

```conllu
# sent_id = question:chemistry:1-what-is-everything-made-of:t10:o4:1
# text = Rubbing charged your hairs alike, so they push each other apart
1	Rubbing	rub	VERB	VBG	VerbForm=Ger	2	aux:pass	_	_
2	charged	charge	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	9	advcl	_	_
3	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	4	nmod:poss	_	_
4	hairs	hair	NOUN	NNS	Number=Plur	2	obj	_	_
5	alike	alike	ADV	RB	_	2	advmod	_	SpaceAfter=No
6	,	,	PUNCT	,	_	9	punct	_	_
7	so	so	ADV	RB	_	9	advmod	_	_
8	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	9	nsubj	_	_
9	push	push	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
10	each	each	DET	DT	ExtPos=PRON|PronType=Rcp	9	obj	_	_
11	other	other	ADJ	JJ	Degree=Pos	10	fixed	_	_
12	apart	apart	ADV	RB	_	9	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **charge** | gerund · passive | hairs *= hair* *not said here* | your hairs |  |  |  | alike *property* | vn run-51.3.2 «PP.location V NP»: hair=Theme |
| 2 | **push** | present | hairs *= hair* | each |  |  |  | apart *property* | vn carry-11.4-1-1 «NP V NP»: agent=Agent each=Theme |

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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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