---
title: Why would living with no gravity weaken an astronaut's bones? — The human body deeper: bones, muscles… · tree and pragmatics
description: Why would living with no gravity weaken an astronaut's bones? Test 10 of lesson 263 «The human body deeper: bones, muscles and skin» of the biology 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 10 · The human body deeper: bones, muscles and skin

<!-- .ven lang=en -->
Why would living with no gravity weaken an astronaut's bones?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 2 · right ✓ · **What happens:** live, weaken · **To what, where:** bones

<!-- .vabout -->
This is test 10 of lesson 263 «The human body deeper: bones, muscles and skin» of the biology 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/biology/263-human-body-deeper-bones-muscles-and-skin/#t10).

## The question {#question}

```conllu
# sent_id = question:biology:263-human-body-deeper-bones-muscles-and-skin:t10:1
# text = Why would living with no gravity weaken an astronaut's bones?
1	Why	why	ADV	WRB	PronType=Int	3	advmod	_	_
2	would	would	AUX	MD	VerbForm=Fin	3	aux	_	_
3	living	live	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	_
4	with	with	ADP	IN	_	6	case	_	_
5	no	no	DET	DT	PronType=Neg	6	det	_	_
6	gravity	gravity	NOUN	NN	Number=Sing	3	obl	_	_
7	weaken	weaken	VERB	VB	VerbForm=Inf	3	xcomp	_	_
8	an	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
9	astronaut	astronaut	NOUN	NN	Number=Sing	11	nmod:poss	_	SpaceAfter=No
10	's	's	PART	POS	_	9	case	_	_
11	bones	bone	NOUN	NNS	Number=Plur	7	obj	_	SpaceAfter=No
12	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **live** | would |  |  |  |  |  | with no gravity | tree rules |
| 2 | **weaken** | infinitive |  | a astronaut's bones |  |  |  |  | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent bone=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 {#o1}

<!-- .ven lang=en -->
Bones float away from the muscles

```conllu
# sent_id = question:biology:263-human-body-deeper-bones-muscles-and-skin:t10:o1:1
# text = Bones float away from the muscles
1	Bones	bone	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	float	float	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	away	away	ADV	RB	_	2	advmod	_	_
4	from	from	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	muscles	muscle	NOUN	NNS	Number=Plur	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **float away** | present | Bones |  |  | the muscles |  | away *property* | vn run-51.3.2-2 «NP V PP.location»: agent=Theme from muscle=Trajectory |

### Option 2 · ← Mova's choice · ✓ the right answer {#o2}

<!-- .ven lang=en -->
Bones get weaker when they do not carry weight, unless astronauts exercise

```conllu
# sent_id = question:biology:263-human-body-deeper-bones-muscles-and-skin:t10:o2:1
# text = Bones get weaker when they do not carry weight, unless astronauts exercise
1	Bones	bone	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	get	get	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	weaker	weak	ADJ	JJR	Degree=Cmp	2	xcomp	_	_
4	when	when	SCONJ	WRB	_	8	mark	_	_
5	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	8	nsubj	_	_
6	do	do	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	8	aux	_	_
7	not	not	PART	RB	Polarity=Neg	8	advmod	_	_
8	carry	carry	VERB	VB	VerbForm=Inf	2	advcl	_	_
9	weight	weight	NOUN	NN	Number=Sing	8	obj	_	SpaceAfter=No
10	,	,	PUNCT	,	_	13	punct	_	_
11	unless	unless	SCONJ	IN	_	13	case	_	_
12	astronauts	astronaut	NOUN	NNS	Number=Plur	13	compound	_	_
13	exercise	exercise	NOUN	NN	Number=Sing	2	parataxis	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **get** | present | Bones |  |  |  |  | weak *property* | vn comprehend-87.2-1 «NP V S\_ING»: agent=Experiencer |
| 2 | **not** **carry** | present · do-support | Bones *= bone* | weight |  |  |  |  | vn carry-11.4 «NP V NP»: agent=Agent weight=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
Space air dissolves bones

```conllu
# sent_id = question:biology:263-human-body-deeper-bones-muscles-and-skin:t10:o3:1
# text = Space air dissolves bones
1	Space	space	NOUN	NN	Number=Sing	2	compound	_	_
2	air	air	NOUN	NN	Number=Sing	3	nsubj	_	_
3	dissolves	dissolve	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	bones	bone	NOUN	NNS	Number=Plur	3	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **dissolve** | present | Space air | bones |  |  |  |  | vn break-45.1 «NP V NP»: agent=Agent bone=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
Astronauts drink no milk at all, so their bones go soft and bendy in a few days

<!-- fold The tree, 17 words -->
```conllu
# sent_id = question:biology:263-human-body-deeper-bones-muscles-and-skin:t10:o4:1
# text = Astronauts drink no milk at all, so their bones go soft and bendy in a few days
1	Astronauts	astronaut	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	drink	drink	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	no	no	DET	DT	PronType=Neg	4	det	_	_
4	milk	milk	NOUN	NN	Number=Sing	2	obj	_	_
5	at	at	ADP	IN	_	6	case	_	_
6	all	all	DET	DT	PronType=Tot	2	obl	_	SpaceAfter=No
7	,	,	PUNCT	,	_	11	punct	_	_
8	so	so	ADV	RB	_	11	advmod	_	_
9	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	10	nmod:poss	_	_
10	bones	bone	NOUN	NNS	Number=Plur	11	nsubj	_	_
11	go	go	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	conj	_	_
12	soft	soft	ADJ	JJ	Degree=Pos	11	xcomp	_	_
13	and	and	CCONJ	CC	_	14	cc	_	_
14	bendy	bendy	ADJ	JJ	Degree=Pos	12	conj	_	_
15	in	in	ADP	IN	_	18	case	_	_
16	a	a	DET	DT	Definite=Ind|PronType=Art	18	det	_	_
17	few	few	ADJ	JJ	Degree=Pos	18	amod	_	_
18	days	day	NOUN	NNS	Number=Plur	11	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **drink** | present | Astronauts | no milk |  | all |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent milk=Patient |
| 2 | **go** | present | Astronauts's bones |  |  |  | day | soft *property* | vn disappearance-48.2-1 «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 -->

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