---
title: State the reason for which the same hemisphere of the Moon is perpet… — The Moon · tree and pragmatics
description: State the reason for which the same hemisphere of the Moon is perpetually presented to the Earth. Exam question 1 of lesson 6 «The Moon» of the space course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Exam question 1 · The Moon

<!-- .ven lang=en -->
State the reason for which the same hemisphere of the Moon is perpetually presented to the Earth.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **What happens:** present · **To what, where:** same hemisphere

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This is exam question 1 of lesson 6 «The Moon» of the space 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/space/6-the-moon/#e1).

## The question {#question}

```conllu
# sent_id = question:space:6-the-moon:e1:1
# text = State the reason for which the same hemisphere of the Moon is perpetually presented to the Earth.
1	State	state	NOUN	NN	Number=Sing	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	reason	reason	NOUN	NN	Number=Sing	1	appos	_	_
4	for	for	ADP	IN	_	5	case	_	_
5	which	which	PRON	WDT	PronType=Rel	14	obl	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
7	same	same	ADJ	JJ	Degree=Pos	8	amod	_	_
8	hemisphere	hemisphere	NOUN	NN	Number=Sing	14	nsubj:pass	_	_
9	of	of	ADP	IN	_	11	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	Moon	Moon	PROPN	NNP	Number=Sing	8	nmod	_	_
12	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	14	aux:pass	_	_
13	perpetually	perpetually	ADV	RB	_	14	advmod	_	_
14	presented	present	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	acl:relcl	_	_
15	to	to	ADP	IN	_	17	case	_	_
16	the	the	DET	DT	Definite=Def|PronType=Art	17	det	_	_
17	Earth	Earth	PROPN	NNP	Number=Sing	14	obl	_	SpaceAfter=No
18	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **present** | present · passive |  | the same hemisphere of the Moon |  |  |  | for the reason; to the Earth; perpetually *property* | vn fulfilling-13.4.1 «NP V NP PP.recipient»: subject=Theme for which=Recipient |

<!-- .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 -->
The opposite hemisphere receives no illumination

```conllu
# sent_id = question:space:6-the-moon:e1:o1:1
# text = The opposite hemisphere receives no illumination
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	opposite	opposite	ADJ	JJ	Degree=Pos	3	amod	_	_
3	hemisphere	hemisphere	NOUN	NN	Number=Sing	4	nsubj	_	_
4	receives	receive	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	no	no	DET	DT	PronType=Neg	6	det	_	_
6	illumination	illumination	NOUN	NN	Number=Sing	4	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **receive** | present | the opposite hemisphere | no illumination |  |  |  |  | vn obtain-13.5.2 «NP V NP»: agent=Agent illumination=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
It does not rotate about its axis whatsoever

```conllu
# sent_id = question:space:6-the-moon:e1:o2:1
# text = It does not rotate about its axis whatsoever
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
2	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux	_	_
3	not	not	PART	RB	Polarity=Neg	4	advmod	_	_
4	rotate	rotate	VERB	VB	VerbForm=Inf	0	root	_	_
5	about	about	ADP	IN	_	7	case	_	_
6	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	7	nmod:poss	_	_
7	axis	axis	NOUN	NN	Number=Sing	4	obl	_	_
8	whatsoever	whatsoever	ADV	RB	_	4	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **rotate** | present · do-support | It |  |  |  |  | about its axis; whatsoever *property* | vn modes\_of\_being\_with\_motion-47.3 «NP V PP.location»: agent=Theme about axis=Location |

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

<!-- .ven lang=en -->
Its period of rotation is equal to its period of revolution

```conllu
# sent_id = question:space:6-the-moon:e1:o3:1
# text = Its period of rotation is equal to its period of revolution
1	Its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	period	period	NOUN	NN	Number=Sing	6	nsubj	_	_
3	of	of	ADP	IN	_	4	case	_	_
4	rotation	rotation	NOUN	NN	Number=Sing	2	nmod	_	_
5	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
6	equal	equal	ADJ	JJ	Degree=Pos	0	root	_	_
7	to	to	ADP	IN	_	9	case	_	_
8	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	9	nmod:poss	_	_
9	period	period	NOUN	NN	Number=Sing	6	obl	_	_
10	of	of	ADP	IN	_	11	case	_	_
11	revolution	revolution	NOUN	NN	Number=Sing	9	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Its period of rotation |  |  |  |  | to period's period of revolution; equal *property* | tree rules |

### Option 4 {#o4}

<!-- .ven lang=en -->
The Earth's atmosphere obscures the opposite hemisphere

```conllu
# sent_id = question:space:6-the-moon:e1:o4:1
# text = The Earth's atmosphere obscures the opposite hemisphere
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	Earth	Earth	PROPN	NNP	Number=Sing	4	nmod:poss	_	SpaceAfter=No
3	's	's	PART	POS	_	2	case	_	_
4	atmosphere	atmosphere	NOUN	NN	Number=Sing	5	nsubj	_	_
5	obscures	obscure	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
7	opposite	opposite	ADJ	JJ	Degree=Pos	8	amod	_	_
8	hemisphere	hemisphere	NOUN	NN	Number=Sing	5	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **obscure** | present | the Earth's atmosphere | the opposite hemisphere |  |  |  |  | vn remedy-45.7 «NP V NP.patient»: agent=Agent hemisphere=Patient |

<!-- 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: [The Moon, test 11](https://md.mova.elamur.ai/free/en/corpora/questions/space/6-the-moon/t11/)
- next →: [The Moon, exam 2](https://md.mova.elamur.ai/free/en/corpora/questions/space/6-the-moon/e2/)
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