---
title: Identify the principal cause of the elevation of the mean global tem… — Weather, storms and the changing climate · tree and pragmatics
description: Identify the principal cause of the elevation of the mean global temperature observed since the nineteenth century. Exam question 1 of lesson 23 «Weather, storms and the changing climate» of the geography course of Mova's primary school, with the dependency tree and pragmatics of the question and of
---

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# Exam question 1 · Weather, storms and the changing climate

<!-- .ven lang=en -->
Identify the principal cause of the elevation of the mean global temperature observed since the nineteenth century.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** you · **What happens:** identify, observe, cause, elevate · **To what, where:** principal cause, mean global temperature, elevation

<!-- .vabout -->
This is exam question 1 of lesson 23 «Weather, storms and the changing climate» of the geography course of Mova's primary school, asked in stiff, formal language. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/geography/23-weather-storms-and-the-changing-climate/#e1).

## The question {#question}

```conllu
# sent_id = question:geography:23-weather-storms-and-the-changing-climate:e1:1
# text = Identify the principal cause of the elevation of the mean global temperature observed since the nineteenth century.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	principal	principal	ADJ	JJ	Degree=Pos	4	amod	_	_
4	cause	cause	NOUN	NN	Number=Sing	1	obj	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	elevation	elevation	NOUN	NN	Number=Sing	4	nmod	_	_
8	of	of	ADP	IN	_	12	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
10	mean	mean	ADJ	JJ	Degree=Pos	12	amod	_	_
11	global	global	ADJ	JJ	Degree=Pos	12	amod	_	_
12	temperature	temperature	NOUN	NN	Number=Sing	7	nmod	_	_
13	observed	observe	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	12	acl	_	_
14	since	since	ADP	IN	_	17	case	_	_
15	the	the	DET	DT	Definite=Def|PronType=Art	17	det	_	_
16	nineteenth	nineteenth	ADJ	JJ	Degree=Pos	17	amod	_	_
17	century	century	NOUN	NN	Number=Sing	13	obl	_	SpaceAfter=No
18	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **identify** | imperative | you *not said here* | the principal cause of the elevation of the mean global temperature |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent cause=Theme |
| 2 | **observe** | participle |  | the mean global temperature *not said here* |  |  | century |  | vn say-37.7-1-1 «NP V that S»: agent=Agent |
| 3 | **cause** |  |  | the elevation of the mean global temperature |  |  |  |  | nom cause «event transitive»: of=patient |
| 4 | **elevate** |  |  | the mean global temperature |  |  |  |  | nom elevation «event transitive»: of=patient |

<!-- .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.

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
A diminution in the distance between the Earth and the Sun

```conllu
# sent_id = question:geography:23-weather-storms-and-the-changing-climate:e1:o1:1
# text = A diminution in the distance between the Earth and the Sun
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	diminution	diminution	NOUN	NN	Number=Sing	0	root	_	_
3	in	in	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	distance	distance	NOUN	NN	Number=Sing	2	nmod	_	_
6	between	between	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	Earth	Earth	PROPN	NNP	Number=Sing	5	nmod	_	_
9	and	and	CCONJ	CC	_	11	cc	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	Sun	Sun	PROPN	NNP	Number=Sing	8	conj	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 2 {#o2}

<!-- .ven lang=en -->
An increase in the frequency of volcanic eruptions

```conllu
# sent_id = question:geography:23-weather-storms-and-the-changing-climate:e1:o2:1
# text = An increase in the frequency of volcanic eruptions
1	An	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	increase	increase	NOUN	NN	Number=Sing	0	root	_	_
3	in	in	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	frequency	frequency	NOUN	NN	Number=Sing	2	nmod	_	_
6	of	of	ADP	IN	_	8	case	_	_
7	volcanic	volcanic	ADJ	JJ	Degree=Pos	8	amod	_	_
8	eruptions	eruption	NOUN	NNS	Number=Plur	5	nmod	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 3 · ✓ the right answer {#o3}

<!-- .ven lang=en -->
The combustion by mankind of coal, oil and natural gas

```conllu
# sent_id = question:geography:23-weather-storms-and-the-changing-climate:e1:o3:1
# text = The combustion by mankind of coal, oil and natural gas
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	combustion	combustion	NOUN	NN	Number=Sing	0	root	_	_
3	by	by	ADP	IN	_	4	case	_	_
4	mankind	mankind	NOUN	NN	Number=Sing	2	nmod	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	coal	coal	NOUN	NN	Number=Sing	4	nmod	_	SpaceAfter=No
7	,	,	PUNCT	,	_	8	punct	_	_
8	oil	oil	NOUN	NN	Number=Sing	2	conj	_	_
9	and	and	CCONJ	CC	_	11	cc	_	_
10	natural	natural	ADJ	JJ	Degree=Pos	11	amod	_	_
11	gas	gas	NOUN	NN	Number=Sing	2	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **combust** |  | mankind of coal |  |  |  |  |  | nom combustion «process intransitive»: by=agent |

### Option 4 {#o4}

<!-- .ven lang=en -->
The reflection of additional light by the Moon

```conllu
# sent_id = question:geography:23-weather-storms-and-the-changing-climate:e1:o4:1
# text = The reflection of additional light by the Moon
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	reflection	reflection	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	additional	additional	ADJ	JJ	Degree=Pos	5	amod	_	_
5	light	light	NOUN	NN	Number=Sing	2	nmod	_	_
6	by	by	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	Moon	Moon	PROPN	NNP	Number=Sing	2	nmod	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

<!-- div src -->

**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

<!-- /div -->

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- ← previous: [Weather, storms and the changing climate, test 11](https://md.mova.elamur.ai/free/en/corpora/questions/geography/23-weather-storms-and-the-changing-climate/t11/)
- next →: [Weather, storms and the changing climate, exam 2](https://md.mova.elamur.ai/free/en/corpora/questions/geography/23-weather-storms-and-the-changing-climate/e2/)
- ↑ back to [Weather, storms and the changing climate](https://md.mova.elamur.ai/free/en/corpora/questions/geography/23-weather-storms-and-the-changing-climate/)

