---
title: How is breathing in like pulling back the plunger of a syringe? — Pressure tricks: pumps, tyres and vacu… · tree and pragmatics
description: How is breathing in like pulling back the plunger of a syringe? Test 9 · ★★ of lesson 16 «Pressure tricks: pumps, tyres and vacuums» of the physics 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 9 · ★★ · Pressure tricks: pumps, tyres and vacuums

<!-- .ven lang=en -->
How is breathing in like pulling back the plunger of a syringe?

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 3 · right ✓ · **What happens:** breathe in, pull back · **To what, where:** plunger

<!-- .vabout -->
This is test 9 · ★★ of lesson 16 «Pressure tricks: pumps, tyres and vacuums» of the physics 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/physics/16-pressure-tricks-pumps-tyres-vacuums/#t9).

## The question {#question}

```conllu
# sent_id = question:physics:16-pressure-tricks-pumps-tyres-vacuums:t9:1
# text = How is breathing in like pulling back the plunger of a syringe?
1	How	how	ADV	WRB	PronType=Int	3	advmod	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	aux	_	_
3	breathing	breathe	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	_
4	in	in	ADP	RP	_	3	compound:prt	_	_
5	like	like	SCONJ	IN	_	6	mark	_	_
6	pulling	pull	VERB	VBG	Tense=Pres|VerbForm=Part	3	advcl	_	_
7	back	back	ADV	RB	_	6	advmod	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	plunger	plunger	NOUN	NN	Number=Sing	6	obj	_	_
10	of	of	ADP	IN	_	12	case	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	_
12	syringe	syringe	NOUN	NN	Number=Sing	9	nmod	_	SpaceAfter=No
13	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **breathe in** | present · progressive |  |  |  |  |  |  | vn breathe-40.1.2-1 «NP V»: agent=Agent |
| 2 | **pull back** | gerund |  | the plunger of a syringe |  |  |  |  | vn push-12-1 «NP V NP»: agent=Agent plunger=Theme |

<!-- .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 -->
Neither depends on air pressure at all

```conllu
# sent_id = question:physics:16-pressure-tricks-pumps-tyres-vacuums:t9:o1:1
# text = Neither depends on air pressure at all
1	Neither	neither	ADV	RB	_	2	advmod	_	_
2	depends	depend	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	on	on	ADP	IN	_	5	case	_	_
4	air	air	NOUN	NN	Number=Sing	5	compound	_	_
5	pressure	pressure	NOUN	NN	Number=Sing	2	obl	_	_
6	at	at	ADP	IN	_	7	case	_	_
7	all	all	DET	DT	PronType=Tot	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **depend** | present |  |  |  |  |  | at all; on air pressure; neither *property* | vn rely-70 «NP V PP.theme S\_ING»: agent=Agent on pressure=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
Both use a fan to move air

```conllu
# sent_id = question:physics:16-pressure-tricks-pumps-tyres-vacuums:t9:o2:1
# text = Both use a fan to move air
1	Both	both	DET	DT	PronType=Tot	2	nsubj	_	_
2	use	use	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	fan	fan	NOUN	NN	Number=Sing	2	obj	_	_
5	to	to	PART	TO	_	6	mark	_	_
6	move	move	VERB	VB	VerbForm=Inf	2	advcl	_	_
7	air	air	NOUN	NN	Number=Sing	6	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **use** | present | Both | a fan |  |  |  |  | vn eat-39.1 «NP V NP»: agent=Agent fan=Patient |
| 2 | **move** | to-infinitive | Both *not said here* | air |  |  |  |  | vn roll-51.3.1 «NP V NP.theme»: agent=Agent air=Theme |

### Option 3 · ← Mova's choice · ✓ the right answer {#o3}

<!-- .ven lang=en -->
Both work by making more room so the outside air pushes in

```conllu
# sent_id = question:physics:16-pressure-tricks-pumps-tyres-vacuums:t9:o3:1
# text = Both work by making more room so the outside air pushes in
1	Both	both	DET	DT	PronType=Tot	2	nsubj	_	_
2	work	work	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	by	by	SCONJ	IN	_	4	mark	_	_
4	making	make	VERB	VBG	Tense=Pres|VerbForm=Part	2	advcl	_	_
5	more	more	ADJ	JJR	Degree=Cmp	6	amod	_	_
6	room	room	NOUN	NN	Number=Sing	4	obj	_	_
7	so	so	SCONJ	IN	_	11	mark	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
9	outside	outside	ADJ	JJ	Degree=Pos	10	amod	_	_
10	air	air	NOUN	NN	Number=Sing	11	nsubj	_	_
11	pushes	push	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	advcl	_	_
12	in	in	ADV	RB	_	11	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **work** | present | Both |  |  |  |  |  | vn employment-95.3 «NP V»: agent=Agent |
| 2 | **make** | gerund | Both *not said here* | more room |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset room=Product |
| 3 | **push in** | present | the outside air |  |  |  |  |  | vn push-12-1-1 «NP V PP»: agent=Agent |

### Option 4 {#o4}

<!-- .ven lang=en -->
Both blow air out first so that they can pull more air back in

```conllu
# sent_id = question:physics:16-pressure-tricks-pumps-tyres-vacuums:t9:o4:1
# text = Both blow air out first so that they can pull more air back in
1	Both	both	DET	DT	PronType=Tot	2	nsubj	_	_
2	blow	blow	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	air	air	NOUN	NN	Number=Sing	2	obj	_	_
4	out	out	ADP	RP	_	2	compound:prt	_	_
5	first	first	ADV	RB	NumForm=Word|NumType=Ord	2	advmod	_	_
6	so	so	SCONJ	IN	ExtPos=SCONJ	10	mark	_	_
7	that	that	SCONJ	IN	_	6	fixed	_	_
8	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	10	nsubj	_	_
9	can	can	AUX	MD	VerbForm=Fin	10	aux	_	_
10	pull	pull	VERB	VB	VerbForm=Inf	2	advcl	_	_
11	more	more	ADJ	JJR	Degree=Cmp	12	amod	_	_
12	air	air	NOUN	NN	Number=Sing	10	obj	_	_
13	back	back	ADV	RB	_	10	advmod	_	_
14	in	in	ADP	IN	_	10	compound:prt	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **blow out** | present | Both | air |  |  |  | first *property* | vn split-23.2 «NP V NP apart»: agent=Agent air=Patient |
| 2 | **pull back** | can | they | more air |  |  |  |  | vn push-12-1 «NP V NP»: agent=Agent air=Theme |

<!-- 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 -->

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- next →: [Pressure tricks: pumps, tyres and vacu…, test 10](https://md.mova.elamur.ai/free/en/corpora/questions/physics/16-pressure-tricks-pumps-tyres-vacuums/t10/)
- ↑ back to [Pressure tricks: pumps, tyres and vacuums](https://md.mova.elamur.ai/free/en/corpora/questions/physics/16-pressure-tricks-pumps-tyres-vacuums/)