---
title: A push or a pull is called a force, and a force is what starts thing… — Pushes and pulls: what makes things move and stop · tree and pragmatics
description: A push or a pull is called a force, and a force is what starts things moving, stops them, speeds them up or turns them. Who acts: force. A sentence of the lesson «Pushes and pulls: what makes things move and stop» of the physics course of Mova's primary school with its dependency tree and the pragma
---

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# Pushes and pulls: what makes things move and stop, sentence 0

<!-- .ven lang=en -->
A push or a pull is called a force, and a force is what starts things moving, stops them, speeds them up or turns them.

<!-- .vintro -->
**Who acts:** force · **What happens:** call, be, start, move, stop, speed up · **To what, where:** push, things · **Speech:** someone speaks here

<!-- .vabout -->
This is a sentence of the lesson «Pushes and pulls: what makes things move and stop» 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 (force), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:004-pushes-and-pulls-move-and-stop.lesson:0
# text = A push or a pull is called a force, and a force is what starts things moving, stops them, speeds them up or turns them.
# source = school lesson (ours)
# course = physics
# lesson = 004-pushes-and-pulls-move-and-stop.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): R5-strong ×1, R7-rel-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	push	push	NOUN	NN	Number=Sing	7	nsubj:pass	_	_
3	or	or	CCONJ	CC	_	5	cc	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	pull	pull	NOUN	NN	Number=Sing	2	conj	_	_
6	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	aux:pass	_	_
7	called	call	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
9	force	force	NOUN	NN	Number=Sing	7	xcomp	_	Agree=R7-rel-agree|Haiku=7:obj
10	,	,	PUNCT	,	_	16	punct	_	_
11	and	and	CCONJ	CC	_	16	cc	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
13	force	force	NOUN	NN	Number=Sing	15	nsubj	_	_
14	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	15	cop	_	_
15	what	what	PRON	WP	PronType=Int	16	nsubj	_	_
16	starts	start	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	conj	_	_
17	things	thing	NOUN	NNS	Number=Plur	16	obj	_	_
18	moving	move	VERB	VBG	VerbForm=Ger	16	xcomp	_	Agree=R5-strong|Haiku=17:acl
19	,	,	PUNCT	,	_	20	punct	_	_
20	stops	stop	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	16	conj	_	_
21	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	20	obj	_	_
22	,	,	PUNCT	,	_	23	punct	_	_
23	speeds	speed	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	20	conj	_	_
24	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	23	obj	_	_
25	up	up	ADP	RP	_	23	compound:prt	_	_
26	or	or	CCONJ	CC	_	27	cc	_	_
27	turns	turn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	23	conj	_	_
28	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	27	obj	_	_
29	.	.	PUNCT	.	_	7	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 | **call** | present · passive |  | a push or a pull |  |  |  |  | vn initiate\_communication-37.4.2-1 «NP V NP.recipient»: subject=Recipient |
| 2 | **is a** | present | a force |  |  |  |  |  | tree rules |
| 3 | **start** | present |  | things |  |  |  |  | tree rules |
| 4 | **move** | gerund |  |  |  |  |  |  | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 5 | **stop** | present |  | things *= thing* |  |  |  |  | vn stop-55.4-1-1 «NP V NP.eventuality»: agent=Subeventuality they=Eventuality |
| 6 | **speed up** | present |  | things *= thing* |  |  |  |  | vn run-51.3.2-2 «NP V NP»: agent=Agent they=Agent |
| 7 | **turn** | present |  | things *= thing* |  |  |  |  | vn roll-51.3.1 «NP V NP.theme»: agent=Agent they=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:004-pushes-and-pulls-move-and-stop.lesson:0`.

**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): R5-strong ×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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