---
title: Ascertain the consequence for the Earth's orbit were the Sun replace… — Black holes · tree and pragmatics
description: Ascertain the consequence for the Earth's orbit were the Sun replaced by a black hole of equal mass. Exam question 2 of lesson 25 «Black holes» 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.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/space/25-black-holes/e2/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [Space](https://md.mova.elamur.ai/free/en/corpora/questions/space/) / [Black holes](https://md.mova.elamur.ai/free/en/corpora/questions/space/25-black-holes/) / e2

# Exam question 2 · Black holes

<!-- .ven lang=en -->
Ascertain the consequence for the Earth's orbit were the Sun replaced by a black hole of equal mass.

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 4 · wrong ✗ · **Who acts:** you, consequence · **What happens:** ascertain, be, replace · **To what, where:** Sun

<!-- .vabout -->
This is exam question 2 of lesson 25 «Black holes» 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/25-black-holes/#e2).

## The question {#question}

```conllu
# sent_id = question:space:25-black-holes:e2:1
# text = Ascertain the consequence for the Earth's orbit were the Sun replaced by a black hole of equal mass.
1	Ascertain	ascertain	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	consequence	consequence	NOUN	NN	Number=Sing	11	nsubj	_	_
4	for	for	ADP	IN	_	8	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	Earth	Earth	PROPN	NNP	Number=Sing	8	nmod:poss	_	SpaceAfter=No
7	's	's	PART	POS	_	6	case	_	_
8	orbit	orbit	NOUN	NN	Number=Sing	3	nmod	_	_
9	were	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	11	cop	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	Sun	Sun	PROPN	NNP	Number=Sing	1	ccomp	_	_
12	replaced	replace	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	1	advcl	_	_
13	by	by	ADP	IN	_	16	case	_	_
14	a	a	DET	DT	Definite=Ind|PronType=Art	16	det	_	_
15	black	black	ADJ	JJ	Degree=Pos	16	amod	_	_
16	hole	hole	NOUN	NN	Number=Sing	12	obl	_	_
17	of	of	ADP	IN	_	19	case	_	_
18	equal	equal	ADJ	JJ	Degree=Pos	19	amod	_	_
19	mass	mass	NOUN	NN	Number=Sing	16	nmod	_	SpaceAfter=No
20	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **ascertain** | imperative | you *not said here* |  |  |  |  |  | vn discover-84 «NP V how S»: agent=Agent |
| 2 | **is a** | past | the consequence for the Earth's orbit | the Sun |  |  |  |  | tree rules |
| 3 | **replace** | participle | you *not said here* |  |  |  |  | by a black hole of equal mass | vn substitute-13.6.2-1 «NP V PP.co-theme»: agent=Theme |

<!-- .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 {#o1}

<!-- .ven lang=en -->
The Earth would be expelled from the solar system

```conllu
# sent_id = question:space:25-black-holes:e2:o1:1
# text = The Earth would be expelled from the solar system
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	Earth	Earth	PROPN	NNP	Number=Sing	5	nsubj:pass	_	_
3	would	would	AUX	MD	VerbForm=Fin	5	aux	_	_
4	be	be	AUX	VB	VerbForm=Inf	5	aux:pass	_	_
5	expelled	expel	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
6	from	from	ADP	IN	_	9	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
8	solar	solar	ADJ	JJ	Degree=Pos	9	amod	_	_
9	system	system	NOUN	NN	Number=Sing	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **expel** | would · passive |  | the Earth |  | the solar system |  |  | vn banish-10.2 «NP V NP PP.source»: subject=Theme from system=Source |

### Option 2 {#o2}

<!-- .ven lang=en -->
The Earth would be drawn into the black hole at once

```conllu
# sent_id = question:space:25-black-holes:e2:o2:1
# text = The Earth would be drawn into the black hole at once
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	Earth	Earth	PROPN	NNP	Number=Sing	5	nsubj	_	_
3	would	would	AUX	MD	VerbForm=Fin	5	aux	_	_
4	be	be	AUX	VB	VerbForm=Inf	5	aux:pass	_	_
5	drawn	draw	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
6	into	into	ADP	IN	_	9	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
8	black	black	ADJ	JJ	Degree=Pos	9	amod	_	_
9	hole	hole	NOUN	NN	Number=Sing	5	obl	_	_
10	at	at	ADP	IN	_	11	case	_	_
11	once	once	ADV	RB	NumForm=Word|NumType=Mult	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **draw** | would · passive |  | the Earth |  |  |  | into the black hole *result* | vn lure-59.3 «NP V NP S\_ING»: subject=Patient into hole=Result |

### Option 3 · ← Mova's choice {#o3}

<!-- .ven lang=en -->
The Earth would cease to move

```conllu
# sent_id = question:space:25-black-holes:e2:o3:1
# text = The Earth would cease to move
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	Earth	Earth	PROPN	NNP	Number=Sing	4	nsubj	_	_
3	would	would	AUX	MD	VerbForm=Fin	4	aux	_	_
4	cease	cease	VERB	VB	VerbForm=Inf	0	root	_	_
5	to	to	PART	TO	_	6	mark	_	_
6	move	move	VERB	VB	VerbForm=Inf	4	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **cease** | would | the Earth |  |  |  |  |  | vn stop-55.4-1-1 «NP V S\_ING»: agent=Affector clause=Eventuality |
| 2 | **move** | to-infinitive | the Earth *not said here* |  |  |  |  |  | vn roll-51.3.1 «NP.theme V»: agent=Theme |

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
The Earth would continue in its orbit as before

```conllu
# sent_id = question:space:25-black-holes:e2:o4:1
# text = The Earth would continue in its orbit as before
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	Earth	Earth	PROPN	NNP	Number=Sing	4	nsubj	_	_
3	would	would	AUX	MD	VerbForm=Fin	4	aux	_	_
4	continue	continue	VERB	VB	VerbForm=Inf	0	root	_	_
5	in	in	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	orbit	orbit	NOUN	NN	Number=Sing	4	obl	_	_
8	as	as	ADP	IN	_	9	case	_	_
9	before	before	ADV	RB	_	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **continue** | would | the Earth |  |  | Earth's orbit |  |  | vn escape-51.1-1 «NP V»: agent=Theme |

<!-- 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 -->

<!-- pn -->
- ← previous: [Black holes, exam 1](https://md.mova.elamur.ai/free/en/corpora/questions/space/25-black-holes/e1/)
- next →: [Black holes, exam 3](https://md.mova.elamur.ai/free/en/corpora/questions/space/25-black-holes/e3/)
- ↑ back to [Black holes](https://md.mova.elamur.ai/free/en/corpora/questions/space/25-black-holes/)