---
title: You see lightning, then hear thunder a few seconds later. What made… — Magnets, compasses and big Earth facts · tree and pragmatics
description: You see lightning, then hear thunder a few seconds later. What made the bang? Test 8 · ★ of lesson 17 «Magnets, compasses and big Earth facts» of the myths course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was right.
---

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# Test 8 · ★ · Magnets, compasses and big Earth facts

<!-- .ven lang=en -->
You see lightning, then hear thunder a few seconds later. What made the bang?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 4 · right ✓ · **Who acts:** You · **What happens:** see, hear, make · **To what, where:** lightning, thunder, bang

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This is test 8 · ★ of lesson 17 «Magnets, compasses and big Earth facts» of the myths course of Mova's primary school. 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/myths/17-magnets-compasses-and-big-earth-facts/#t8).

## The question {#question}

<!-- .note -->
*Sentence 1:* You see lightning, then hear thunder a few seconds later.

```conllu
# sent_id = question:myths:17-magnets-compasses-and-big-earth-facts:t8:1
# text = You see lightning, then hear thunder a few seconds later.
1	You	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	2	nsubj	_	_
2	see	see	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	0	root	_	_
3	lightning	lightning	NOUN	NN	Number=Sing	2	obj	_	SpaceAfter=No
4	,	,	PUNCT	,	_	6	punct	_	_
5	then	then	ADV	RB	PronType=Dem	6	advmod	_	_
6	hear	hear	VERB	VB	VerbForm=Inf	2	conj	_	_
7	thunder	thunder	NOUN	NN	Number=Sing	6	obj	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
9	few	few	ADJ	JJ	Degree=Pos	10	amod	_	_
10	seconds	second	NOUN	NNS	Number=Plur	11	obl:unmarked	_	_
11	later	late	ADV	RBR	Degree=Cmp	6	advmod	_	SpaceAfter=No
12	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **see** | present | You | lightning |  |  |  |  | vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer lightning=Stimulus |
| 2 | **hear** | infinitive | You *not said here* | thunder |  |  | then | late *property* | vn see-30.1-1-1 «NP V S»: agent=Experiencer thunder=Stimulus |

<!-- .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.

<!-- .note -->
*Sentence 2:* What made the bang?

```conllu
# sent_id = question:myths:17-magnets-compasses-and-big-earth-facts:t8:2
# text = What made the bang?
1	What	what	PRON	WP	PronType=Int	2	nsubj	_	_
2	made	make	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	bang	bang	NOUN	NN	Number=Sing	2	obj	_	SpaceAfter=No
5	?	?	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | past |  | the bang |  |  |  |  | vn build-26.1-1 «NP.material V NP»: agent=Material bang=Product |

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
The lightning hitting the ground and echoing back up

```conllu
# sent_id = question:myths:17-magnets-compasses-and-big-earth-facts:t8:o1:1
# text = The lightning hitting the ground and echoing back up
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	lightning	lightning	NOUN	NN	Number=Sing	0	root	_	_
3	hitting	hit	VERB	VBG	VerbForm=Ger	2	acl	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	ground	ground	NOUN	NN	Number=Sing	3	obj	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	echoing	echo	VERB	VBG	VerbForm=Ger	3	conj	_	_
8	back	back	ADV	RB	_	9	advmod	_	_
9	up	up	ADV	RB	_	7	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **hit** | gerund | the lightning *not said here* | the ground |  |  |  |  | vn contiguous\_location-47.8-1 «NP V NP»: agent=Theme ground=Co-Theme |
| 2 | **echo** | gerund | the lightning *not said here* |  |  |  |  |  | vn sound\_existence-47.4 «NP V»: agent=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
Raindrops crashing together in the cloud

```conllu
# sent_id = question:myths:17-magnets-compasses-and-big-earth-facts:t8:o2:1
# text = Raindrops crashing together in the cloud
1	Raindrops	raindrop	NOUN	NNS	Number=Plur	0	root	_	_
2	crashing	crash	VERB	VBG	VerbForm=Ger	1	acl	_	_
3	together	together	ADV	RB	_	2	advmod	_	_
4	in	in	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	cloud	cloud	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **crash** | gerund | Raindrops *not said here* |  |  | the cloud |  | together *property* | vn sound\_emission-43.2 «NP V PP.location»: agent=Theme in cloud=Location |

### Option 3 {#o3}

<!-- .ven lang=en -->
The clouds bumping together after the flash

```conllu
# sent_id = question:myths:17-magnets-compasses-and-big-earth-facts:t8:o3:1
# text = The clouds bumping together after the flash
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	clouds	cloud	NOUN	NNS	Number=Plur	0	root	_	_
3	bumping	bump	VERB	VBG	VerbForm=Ger	2	acl	_	_
4	together	together	ADV	RB	_	3	advmod	_	_
5	after	after	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	flash	flash	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **bump** | gerund | the clouds *not said here* |  |  |  | after the flash | together *property* | vn bump-18.4-1 «NP V together»: agent=Theme |

### Option 4 · ← Mova's choice · ✓ the right answer {#o4}

<!-- .ven lang=en -->
The air heated by the lightning expanding suddenly

```conllu
# sent_id = question:myths:17-magnets-compasses-and-big-earth-facts:t8:o4:1
# text = The air heated by the lightning expanding suddenly
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	air	air	NOUN	NN	Number=Sing	7	nsubj	_	_
3	heated	heat	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	2	acl	_	_
4	by	by	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	lightning	lightning	NOUN	NN	Number=Sing	3	obl	_	_
7	expanding	expand	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	_
8	suddenly	suddenly	ADV	RB	_	7	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **heat** | participle |  | the air *not said here* |  |  |  | by the lightning | vn cooking-45.3 «NP.patient V»: agent=Patient |
| 2 | **expand** | gerund | the air |  |  |  |  | suddenly *property* | vn other\_cos-45.4 «NP.patient V»: agent=Patient |

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**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.

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