---
title: Air has weight; the air in an ordinary classroom weighs about as muc… — The air presses on everything · tree and pragmatics
description: Air has weight; the air in an ordinary classroom weighs about as much as several children together. Who acts: Air. A sentence of the lesson «The air presses on everything» of the physics course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# The air presses on everything, sentence 5

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Air has weight; the air in an ordinary classroom weighs about as much as several children together.

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**Who acts:** Air · **What happens:** have, weigh · **To what, where:** weight

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This is a sentence of the lesson «The air presses on everything» 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 (Air), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:014-the-air-presses-on-everything.lesson:5
# text = Air has weight; the air in an ordinary classroom weighs about as much as several children together.
# source = school lesson (ours)
# course = physics
# lesson = 014-the-air-presses-on-everything.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): R2-punct-next ×1, R7-rel-agree ×1
1	Air	air	NOUN	NN	Number=Sing	2	nsubj	_	_
2	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	weight	weight	NOUN	NN	Number=Sing	2	obj	_	_
4	;	;	PUNCT	:	_	11	punct	_	Agree=R2-punct-next|Haiku=2:punct
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	air	air	NOUN	NN	Number=Sing	11	nsubj	_	_
7	in	in	ADP	IN	_	10	case	_	_
8	an	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
9	ordinary	ordinary	ADJ	JJ	Degree=Pos	10	amod	_	_
10	classroom	classroom	NOUN	NN	Number=Sing	6	nmod	_	_
11	weighs	weigh	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	parataxis	_	Agree=R7-rel-agree|Haiku=2:conj
12	about	about	ADV	RB	_	14	advmod	_	_
13	as	as	ADV	RB	_	14	advmod	_	_
14	much	much	ADV	RB	_	11	advmod	_	_
15	as	as	ADP	IN	_	17	case	_	_
16	several	several	ADJ	JJ	Degree=Pos	17	amod	_	_
17	children	child	NOUN	NNS	Number=Plur	11	obl	_	_
18	together	together	ADV	RB	_	11	advmod	_	_
19	.	.	PUNCT	.	_	2	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 | **have** | present | Air | weight |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent weight=Patient |
| 2 | **weigh** | present | the air in a ordinary classroom |  |  |  |  | as several children; together *property* | vn register-54.1-2-1 «NP V NP.value»: agent=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.

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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:014-the-air-presses-on-everything.lesson:5`.

**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): R2-punct-next ×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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