---
title: Which is true about an airbag after it fills? — Car safety: brakes, seat belts and air… · tree and pragmatics
description: Which is true about an airbag after it fills? Test 10 · ★ of lesson 18 «Car safety: brakes, seat belts and airbags» of the technology 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 10 · ★ · Car safety: brakes, seat belts and airbags

<!-- .ven lang=en -->
Which is true about an airbag after it fills?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 2 · right ✓ · **Who acts:** airbag · **What happens:** be, fill

<!-- .vabout -->
This is test 10 · ★ of lesson 18 «Car safety: brakes, seat belts and airbags» of the technology 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/technology/18-car-safety/#t10).

## The question {#question}

```conllu
# sent_id = question:technology:18-car-safety:t10:1
# text = Which is true about an airbag after it fills?
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	an	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	airbag	airbag	NOUN	NN	Number=Sing	3	obl	_	_
7	after	after	SCONJ	IN	_	9	mark	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	9	nsubj	_	_
9	fills	fill	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	advcl	_	SpaceAfter=No
10	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present |  |  |  |  |  | about a airbag; true *property* | tree rules |
| 2 | **fill** | present | airbag |  |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |

<!-- .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 -->
It fills the whole car up

```conllu
# sent_id = question:technology:18-car-safety:t10:o1:1
# text = It fills the whole car up
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	fills	fill	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
4	whole	whole	ADJ	JJ	Degree=Pos	5	amod	_	_
5	car	car	NOUN	NN	Number=Sing	2	obj	_	_
6	up	up	ADV	RB	_	2	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **fill** | present | It | the whole car |  |  |  |  | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent car=Patient |

### Option 2 · ← Mova's choice · ✓ the right answer {#o2}

<!-- .ven lang=en -->
It quickly empties again

```conllu
# sent_id = question:technology:18-car-safety:t10:o2:1
# text = It quickly empties again
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	quickly	quickly	ADV	RB	_	3	advmod	_	_
3	empties	empty	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	again	again	ADV	RB	_	3	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **empty** | present | It |  |  |  | again | quickly *property* | vn clear-10.3-1 «NP.Source V»: agent=Source |

### Option 3 {#o3}

<!-- .ven lang=en -->
It can be used again at once

```conllu
# sent_id = question:technology:18-car-safety:t10:o3:1
# text = It can be used again at once
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj:pass	_	_
2	can	can	AUX	MD	VerbForm=Fin	4	aux	_	_
3	be	be	AUX	VB	VerbForm=Inf	4	aux:pass	_	_
4	used	use	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	again	again	ADV	RB	_	4	advmod	_	_
6	at	at	ADP	IN	_	7	case	_	_
7	once	once	ADV	RB	NumForm=Word|NumType=Mult	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **use** | can · passive |  | It |  |  | again |  | vn eat-39.1 «NP V NP»: subject=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
It stays full for an hour

```conllu
# sent_id = question:technology:18-car-safety:t10:o4:1
# text = It stays full for an hour
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	stays	stay	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	full	full	ADJ	JJ	Degree=Pos	2	xcomp	_	_
4	for	for	ADP	IN	_	6	case	_	_
5	an	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	hour	hour	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stay** | present | It |  |  |  | hour | full *property* | vn exist-47.1 «NP V»: agent=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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- ← previous: [Car safety: brakes, seat belts and air…, test 9](https://md.mova.elamur.ai/free/en/corpora/questions/technology/18-car-safety/t9/)
- next →: [Car safety: brakes, seat belts and air…, test 11](https://md.mova.elamur.ai/free/en/corpora/questions/technology/18-car-safety/t11/)
- ↑ back to [Car safety: brakes, seat belts and airbags](https://md.mova.elamur.ai/free/en/corpora/questions/technology/18-car-safety/)