---
title: Inside a firecracker a small amount of powder burns in a flash and t… — Bangs and loud sounds: firecrackers and ears · tree and pragmatics
description: Inside a firecracker a small amount of powder burns in a flash and turns into a lot of hot gas all at once; the gas bursts outwards and slams the air, and that slam reaches your ears as a crack. Who acts: small amount, gas, slam. A sentence of the lesson «Bangs and loud sounds: firecrackers and ears
---

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# Bangs and loud sounds: firecrackers and ears, sentence 1

<!-- .ven lang=en -->
Inside a firecracker a small amount of powder burns in a flash and turns into a lot of hot gas all at once; the gas bursts outwards and slams the air, and that slam reaches your ears as a crack.

<!-- .vintro -->
**Who acts:** small amount, gas, slam · **What happens:** burn, turn, burst, slam, reach, amount · **To what, where:** flash, all, lot, air, ears, powder

<!-- .vabout -->
This is a sentence of the lesson «Bangs and loud sounds: firecrackers and ears» of the physics course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (small amount, gas, slam), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:019-bangs-and-loud-sounds-firecrackers-and-ears.lesson:1
# text = Inside a firecracker a small amount of powder burns in a flash and turns into a lot of hot gas all at once; the gas bursts outwards and slams the air, and that slam reaches your ears as a crack.
# source = school lesson (ours)
# course = physics
# lesson = 019-bangs-and-loud-sounds-firecrackers-and-ears.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R6-punct-agree ×1, R7-rel-agree ×1
1	Inside	inside	ADP	IN	_	3	case	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	firecracker	firecracker	NOUN	NN	Number=Sing	0	root	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	small	small	ADJ	JJ	Degree=Pos	6	amod	_	_
6	amount	amount	NOUN	NN	Number=Sing	3	appos	_	_
7	of	of	ADP	IN	_	8	case	_	_
8	powder	powder	NOUN	NN	Number=Sing	6	nmod	_	_
9	burns	burn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	acl:relcl	_	_
10	in	in	ADP	IN	_	12	case	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	_
12	flash	flash	NOUN	NN	Number=Sing	9	obl	_	_
13	and	and	CCONJ	CC	_	14	cc	_	_
14	turns	turn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	conj	_	_
15	into	into	ADP	IN	_	17	case	_	_
16	a	a	DET	DT	Definite=Ind|PronType=Art	17	det	_	_
17	lot	lot	NOUN	NN	Number=Sing	14	obl	_	_
18	of	of	ADP	IN	_	20	case	_	_
19	hot	hot	ADJ	JJ	Degree=Pos	20	amod	_	_
20	gas	gas	NOUN	NN	Number=Sing	17	nmod	_	_
21	all	all	DET	DT	PronType=Tot	14	obl	_	_
22	at	at	ADP	IN	_	23	case	_	_
23	once	once	ADV	RB	NumForm=Word|NumType=Mult	21	obl	_	_
24	;	;	PUNCT	,	_	27	punct	_	_
25	the	the	DET	DT	Definite=Def|PronType=Art	26	det	_	_
26	gas	gas	NOUN	NN	Number=Sing	27	nsubj	_	_
27	bursts	burst	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	parataxis	_	Agree=R7-rel-agree|Haiku=9:conj
28	outwards	outwards	ADV	RB	_	27	advmod	_	_
29	and	and	CCONJ	CC	_	30	cc	_	_
30	slams	slam	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	27	conj	_	_
31	the	the	DET	DT	Definite=Def|PronType=Art	32	det	_	_
32	air	air	NOUN	NN	Number=Sing	30	obj	_	_
33	,	,	PUNCT	,	_	37	punct	_	_
34	and	and	CCONJ	CC	_	37	cc	_	_
35	that	that	DET	DT	Number=Sing|PronType=Dem	36	det	_	_
36	slam	slam	NOUN	NN	Number=Sing	37	nsubj	_	_
37	reaches	reach	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	conj	_	_
38	your	your	PRON	PRP$	Person=2|Poss=Yes|PronType=Prs	39	nmod:poss	_	_
39	ears	ear	NOUN	NNS	Number=Plur	37	obj	_	_
40	as	as	ADP	IN	_	42	case	_	_
41	a	a	DET	DT	Definite=Ind|PronType=Art	42	det	_	_
42	crack	crack	NOUN	NN	Number=Sing	37	obl	_	_
43	.	.	PUNCT	.	_	9	punct	_	Agree=R6-punct-agree|Haiku=3:punct
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **burn** | present | a small amount of powder *not said here* |  |  | a flash |  |  | vn light\_emission-43.1 «NP V PP.location»: agent=Theme in flash=Location |
| 2 | **turn** | present | a small amount of powder *not said here* | all |  | a lot of hot gas |  |  | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme into lot=Trajectory |
| 3 | **burst** | present | the gas |  |  |  |  | outwards *property* | vn appear-48.1.1 «NP V»: agent=Theme |
| 4 | **slam** | present | the gas *not said here* | the air |  |  |  |  | vn spank-18.3 «NP V NP»: agent=Agent air=Patient |
| 5 | **reach** | present | that slam | your ears |  |  |  | as a crack | vn body\_motion-49.2-1-1 «NP V NP ADV»: agent=Agent ear=Theme |
| 6 | **amount** |  |  | powder |  |  |  |  | nom amount «possession transitive»: of=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.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:physics:019-bangs-and-loud-sounds-firecrackers-and-ears.lesson:1`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R6-punct-agree ×1, R7-rel-agree ×1. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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