---
title: The rock cycle is powered by the Sun's energy at the surface and the… — Igneous rocks and the rock cycle · tree and pragmatics
description: The rock cycle is powered by the Sun's energy at the surface and the Earth's inner heat below. Who acts: energy, Earth. A sentence of the lesson «Igneous rocks and the rock cycle» of the geography course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Igneous rocks and the rock cycle, sentence 15

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The rock cycle is powered by the Sun's energy at the surface and the Earth's inner heat below.

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**Who acts:** energy, Earth · **What happens:** power, heat · **To what, where:** rock cycle, surface

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This is a sentence of the lesson «Igneous rocks and the rock cycle» of the geography 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, Earth), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:geography:048-igneous-rocks-and-the-rock-cycle.lesson:15
# text = The rock cycle is powered by the Sun's energy at the surface and the Earth's inner heat below.
# source = school lesson (ours)
# course = geography
# lesson = 048-igneous-rocks-and-the-rock-cycle.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): R1-cc-next ×1
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	rock	rock	NOUN	NN	Number=Sing	3	compound	_	_
3	cycle	cycle	NOUN	NN	Number=Sing	5	nsubj:pass	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	aux:pass	_	_
5	powered	power	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
6	by	by	ADP	IN	_	10	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	Sun	Sun	PROPN	NNP	Number=Sing	10	nmod:poss	_	_
9	's	's	PART	POS	_	8	case	_	_
10	energy	energy	NOUN	NN	Number=Sing	5	obl	_	_
11	at	at	ADP	IN	_	13	case	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	surface	surface	NOUN	NN	Number=Sing	5	obl	_	_
14	and	and	CCONJ	CC	_	19	cc	_	Agree=R1-cc-next|Haiku=13:cc
15	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
16	Earth	Earth	PROPN	NNP	Number=Sing	19	nmod:poss	_	_
17	's	's	PART	POS	_	16	case	_	_
18	inner	inner	ADJ	JJ	Degree=Pos	19	amod	_	_
19	heat	heat	NOUN	NN	Number=Sing	13	conj	_	_
20	below	below	ADV	RB	_	19	advmod	_	_
21	.	.	PUNCT	.	_	5	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 | **power** | present · passive | the Sun's energy | the rock cycle |  | the surface and the Earth's inner heat |  |  | tree rules |
| 2 | **heat** |  | the Earth |  |  |  |  |  | nom heat «phenomenon intransitive»: poss=agent |

<!-- .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:geography:048-igneous-rocks-and-the-rock-cycle.lesson:15`.

**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): R1-cc-next ×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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