---
title: why do they put foam in helmets — Reasoning about the body moving in the… · tree and pragmatics
description: why do they put foam in helmets Test 14 · ★★★ of lesson 10 «Reasoning about the body moving in the world» of the everyday course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was right.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/everyday/10-reasoning-about-the-moving-body/t14/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [Everyday](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/) / [Reasoning about the body moving in the…](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/10-reasoning-about-the-moving-body/) / t14

# Test 14 · ★★★ · Reasoning about the body moving in the world

<!-- .ven lang=en -->
why do they put foam in helmets

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** they · **What happens:** put · **To what, where:** foam, helmets

<!-- .vabout -->
This is test 14 · ★★★ of lesson 10 «Reasoning about the body moving in the world» of the everyday 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/everyday/10-reasoning-about-the-moving-body/#t14).

## The question {#question}

```conllu
# sent_id = question:everyday:10-reasoning-about-the-moving-body:t14:1
# text = why do they put foam in helmets
1	why	why	ADV	WRB	PronType=Int	4	advmod	_	_
2	do	do	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	aux	_	_
3	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	4	nsubj	_	_
4	put	put	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
5	foam	foam	NOUN	NN	Number=Sing	4	obj	_	_
6	in	in	ADP	IN	_	7	case	_	_
7	helmets	helmet	NOUN	NNS	Number=Plur	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **put** | present · do-support | they | foam |  | helmets |  |  | vn put-9.1-2 «NP V NP PP.destination»: agent=Agent foam=Theme in helmet=Destination |

<!-- .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 -->
It lets your head stop more slowly

```conllu
# sent_id = question:everyday:10-reasoning-about-the-moving-body:t14:o1:1
# text = It lets your head stop more slowly
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	lets	let	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	4	nmod:poss	_	_
4	head	head	NOUN	NN	Number=Sing	5	nsubj	_	_
5	stop	stop	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	ccomp	_	_
6	more	more	ADV	RBR	Degree=Cmp	7	advmod	_	_
7	slowly	slowly	ADV	RB	_	5	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **let** | present | It |  |  |  |  |  | tree rules |
| 2 | **stop** | present | your head |  |  |  |  | slowly *property* | vn stop-55.4-1-1 «NP.eventuality V»: agent=Eventuality |

### Option 2 {#o2}

<!-- .ven lang=en -->
It keeps your head warm

```conllu
# sent_id = question:everyday:10-reasoning-about-the-moving-body:t14:o2:1
# text = It keeps your head warm
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	keeps	keep	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	4	nmod:poss	_	_
4	head	head	NOUN	NN	Number=Sing	2	obj	_	_
5	warm	warm	ADJ	JJ	Degree=Pos	2	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **keep** | present | It | your head |  |  |  | warm *property* | vn keep-15.2 «NP V NP»: agent=Agent head=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
It makes the helmet heavier

```conllu
# sent_id = question:everyday:10-reasoning-about-the-moving-body:t14:o3:1
# text = It makes the helmet heavier
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	helmet	helmet	NOUN	NN	Number=Sing	2	obj	_	_
5	heavier	heavy	ADJ	JJR	Degree=Cmp	2	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | It | the helmet |  |  |  | heavy *property* | vn build-26.1-1 «NP.material V NP»: agent=Material helmet=Product |

### Option 4 {#o4}

<!-- .ven lang=en -->
It holds the helmet on tight so it never falls off

```conllu
# sent_id = question:everyday:10-reasoning-about-the-moving-body:t14:o4:1
# text = It holds the helmet on tight so it never falls off
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	holds	hold	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	helmet	helmet	NOUN	NN	Number=Sing	2	obj	_	_
5	on	on	ADP	IN	_	6	case	_	_
6	tight	tight	ADJ	JJ	Degree=Pos	2	obl	_	_
7	so	so	ADV	RB	_	10	advmod	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	10	nsubj	_	_
9	never	never	ADV	RB	PronType=Neg	10	advmod	_	_
10	falls	fall	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	advcl	_	_
11	off	off	ADP	RP	_	10	compound:prt	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **hold** | present | It | the helmet |  | tight |  |  | vn keep-15.2 «NP V NP PP.location»: agent=Agent helmet=Theme on tight=Location |
| 2 | **not** **fall off** | present | helmet |  |  |  |  |  | vn calibratable\_cos-45.6.1-1 «NP.attribute V»: agent=Attribute |

<!-- div src -->

**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.

<!-- /div -->

<!-- pn -->
- ← previous: [Reasoning about the body moving in the…, test 13](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/10-reasoning-about-the-moving-body/t13/)
- next →: [Reasoning about the body moving in the…, test 15](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/10-reasoning-about-the-moving-body/t15/)
- ↑ back to [Reasoning about the body moving in the world](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/10-reasoning-about-the-moving-body/)