---
title: Energy is never made from nothing; it only changes from one form to… — Energy — where it comes from and how to save it · tree and pragmatics
description: Energy is never made from nothing; it only changes from one form to another. Who acts: Energy. A sentence of the lesson «Energy — where it comes from and how to save it» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Energy — where it comes from and how to save it, sentence 1

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Energy is never made from nothing; it only changes from one form to another.

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**Who acts:** Energy · **What happens:** not make, change · **To what, where:** Energy, nothing, one form

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This is a sentence of the lesson «Energy — where it comes from and how to save it» of the world 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 (Energy), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:056-energy.lesson:1
# text = Energy is never made from nothing; it only changes from one form to another.
# source = school lesson (ours)
# course = world
# lesson = 056-energy.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): R8-pos-agree ×2
1	Energy	energy	NOUN	NN	Number=Sing	4	nsubj:pass	_	Agree=R8-pos-agree|Haiku=4:nsubj:pass|HaikuPos=PROPN:NNP:Number=Sing
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
3	never	never	ADV	RB	PronType=Neg	4	advmod	_	_
4	made	make	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	from	from	ADP	IN	_	6	case	_	_
6	nothing	nothing	PRON	NN	Number=Sing|PronType=Neg	4	obl	_	_
7	;	;	PUNCT	,	_	10	punct	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	10	nsubj	_	_
9	only	only	ADV	RB	_	10	advmod	_	_
10	changes	change	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	parataxis	_	_
11	from	from	ADP	IN	_	13	case	_	_
12	one	one	NUM	CD	NumForm=Word|NumType=Card	13	nummod	_	_
13	form	form	NOUN	NN	Number=Sing	10	obl	_	_
14	to	to	ADP	IN	_	15	case	_	_
15	another	another	DET	DT	PronType=Ind	10	obl	_	Agree=R8-pos-agree|Haiku=10:obl|HaikuPos=PRON:DT:PronType=Ind
16	.	.	PUNCT	.	_	4	punct	_	_
```

## Pragmatics {#pragmatics}

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No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **make** | present · passive |  | Energy |  | nothing |  |  | vn build-26.1-1 «NP.asset V PP»: subject=Product from nothing=Material |
| 2 | **change** | present | Energy |  |  | one form |  | to another *result* | vn turn-26.6.1-1 «NP V PP.material PP.result»: agent=Agent from form=Initial\_State to another=Result |

<!-- .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:world:056-energy.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): R8-pos-agree ×2. **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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