---
title: The speed a bike loses when it brakes turns into heat in the pads an… — Friction: the grip that stops and helps · tree and pragmatics
description: The speed a bike loses when it brakes turns into heat in the pads and rim, which is why they are hot after a long ride downhill. Who acts: bike, speed, brakes. A sentence of the lesson «Friction: the grip that stops and helps» of the physics course of Mova's primary school with its dependency tree a
---

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# Friction: the grip that stops and helps, sentence 11

<!-- .ven lang=en -->
The speed a bike loses when it brakes turns into heat in the pads and rim, which is why they are hot after a long ride downhill.

<!-- .vintro -->
**Who acts:** bike, speed, brakes · **What happens:** lose, brake, turn, be · **To what, where:** speed, heat

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This is a sentence of the lesson «Friction: the grip that stops and helps» 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 (bike, speed, brakes), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:006-friction-the-grip.lesson:11
# text = The speed a bike loses when it brakes turns into heat in the pads and rim, which is why they are hot after a long ride downhill.
# source = school lesson (ours)
# course = physics
# lesson = 006-friction-the-grip.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): no change
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	speed	speed	NOUN	NN	Number=Sing	9	nsubj	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	bike	bike	NOUN	NN	Number=Sing	5	nsubj	_	_
5	loses	lose	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	acl:relcl	_	_
6	when	when	ADV	WRB	PronType=Int	8	advmod	_	_
7	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	8	nsubj	_	_
8	brakes	brake	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	advcl	_	_
9	turns	turn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
10	into	into	ADP	IN	_	11	case	_	_
11	heat	heat	NOUN	NN	Number=Sing	9	obl	_	_
12	in	in	ADP	IN	_	14	case	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
14	pads	pad	NOUN	NNS	Number=Plur	9	obl	_	_
15	and	and	CCONJ	CC	_	16	cc	_	_
16	rim	rim	NOUN	NN	Number=Sing	14	conj	_	_
17	,	,	PUNCT	,	_	20	punct	_	_
18	which	which	PRON	WDT	PronType=Rel	20	nsubj	_	_
19	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	20	cop	_	_
20	why	why	ADV	WRB	PronType=Int	23	advmod	_	_
21	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	23	nsubj	_	_
22	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	23	cop	_	_
23	hot	hot	ADJ	JJ	Degree=Pos	9	parataxis	_	_
24	after	after	ADP	IN	_	27	case	_	_
25	a	a	DET	DT	Definite=Ind|PronType=Art	27	det	_	_
26	long	long	ADJ	JJ	Degree=Pos	27	amod	_	_
27	ride	ride	NOUN	NN	Number=Sing	23	obl	_	_
28	downhill	downhill	ADV	RB	_	27	advmod	_	_
29	.	.	PUNCT	.	_	9	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **lose** | present | a bike | the speed *not said here* |  |  |  |  | vn succeed-74-3-1 «NP V NP»: agent=Agent speed=Eventuality |
| 2 | **brake** | present | bike |  |  |  |  |  | tree rules |
| 3 | **turn** | present | the speed |  |  | heat |  | in the pads and rim | vn roll-51.3.1 «NP.theme V PP.source PP.trajectory PP.destination»: agent=Theme into heat=Source in pad=Trajectory |
| 4 | **is** | present |  |  |  |  |  | why *property* | tree rules |
| 5 | **is** | present | brakes *= brake* |  |  |  | after a long ride | hot *property* | tree rules |

<!-- .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:006-friction-the-grip.lesson:11`.

**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): no change. **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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- ← previous: [Friction: the grip that stops and helps, 10](https://md.mova.elamur.ai/free/en/corpora/school/physics/6-friction-the-grip/10/)
- next →: [Friction: the grip that stops and helps, 12](https://md.mova.elamur.ai/free/en/corpora/school/physics/6-friction-the-grip/12/)
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