Test 6 · ★ · Floating and sinking: the push of water

What would happen to a pond in winter if ice were denser than water?

Mova's choice: option 1 · The right answer: option 1 · right ✓ · Who acts: ice · What happens: happen, be

This is test 6 · ★ of lesson 83 «Floating and sinking: the push of water» of the world 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.

The question

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	What	what	PRON	PronType=Int	3 happen	nsubj
2	would	would	AUX	VerbForm=Fin	3 happen	aux
3	happen	happen	VERB	VerbForm=Inf	root	root
4	to	to	ADP	_	6 pond	case
5	a	a	DET	Definite=Ind PronType=Art	6 pond	det
6	pond	pond	NOUN	Number=Sing	3 happen	obl
7	in	in	ADP	_	8 winter	case
8	winter	winter	NOUN	Number=Sing	3 happen	obl
9	if	if	SCONJ	_	12 denser	mark
10	ice	ice	NOUN	Number=Sing	12 denser	nsubj
11	were	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Past VerbForm=Fin	12 denser	cop
12	denser	dense	ADJ	Degree=Cmp	3 happen	advcl
13	than	than	ADP	_	14 water	case
14	water	water	NOUN	Number=Sing	12 denser	obl
15	?	?	PUNCT	_	3 happen	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	happen	would					winter	to a pond	vn occur-48.3-1 «NP V»: agent=Theme
2	is a condition, not said to happen	past	ice					than water; dense property	tree rules

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

Option 1 · ← Mova's choice · ✓ the right answer

Ice would sink and the pond could freeze from the bottom up

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Ice	ice	NOUN	Number=Sing	3 sink	nsubj
2	would	would	AUX	VerbForm=Fin	3 sink	aux
3	sink	sink	VERB	VerbForm=Inf	root	root
4	and	and	CCONJ	_	8 freeze	cc
5	the	the	DET	Definite=Def PronType=Art	6 pond	det
6	pond	pond	NOUN	Number=Sing	8 freeze	nsubj
7	could	could	AUX	VerbForm=Fin	8 freeze	aux
8	freeze	freeze	VERB	VerbForm=Inf	3 sink	conj
9	from	from	ADP	_	11 bottom	case
10	the	the	DET	Definite=Def PronType=Art	11 bottom	det
11	bottom	bottom	NOUN	Number=Sing	8 freeze	obl
12	up	up	ADP	_	8 freeze	compound:prt

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	sink	would	Ice						vn other_cos-45.4 «NP.patient V»: agent=Patient
2	freeze up	could	the pond			the bottom			vn other_cos-45.4-1 «NP.patient V»: agent=Patient

Option 2

The pond could never freeze at all

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 pond	det
2	pond	pond	NOUN	Number=Sing	5 freeze	nsubj
3	could	could	AUX	VerbForm=Fin	5 freeze	aux
4	never	never	ADV	PronType=Neg	5 freeze	advmod
5	freeze	freeze	VERB	VerbForm=Inf	root	root
6	at	at	ADP	_	7 all	case
7	all	all	DET	PronType=Tot	5 freeze	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	not freeze	could	the pond			all			vn other_cos-45.4-1 «NP.patient V»: agent=Patient

Option 3

Ice would float even higher than it does now, right on top of the pond

The tree, 15 words

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Ice	ice	NOUN	Number=Sing	3 float	nsubj
2	would	would	AUX	VerbForm=Fin	3 float	aux
3	float	float	VERB	VerbForm=Inf	root	root
4	even	even	ADV	_	5 higher	advmod
5	higher	high	ADJ	Degree=Cmp	3 float	advmod
6	than	than	SCONJ	_	8 does	mark
7	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	8 does	nsubj
8	does	do	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 higher	advcl
9	now	now	ADV	PronType=Dem	8 does	advmod
10	,	,	PUNCT	_	13 top	punct
11	right	right	ADV	_	13 top	advmod
12	on	on	ADP	_	13 top	case
13	top	top	NOUN	Number=Sing	3 float	obl
14	of	of	ADP	_	16 pond	case
15	the	the	DET	Definite=Def PronType=Art	16 pond	det
16	pond	pond	NOUN	Number=Sing	13 top	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	float	would	Ice			top of the pond			vn run-51.3.2-2 «NP V PP.location»: agent=Theme on top=Trajectory
2	do	present	Ice				now		vn act-114-1 «NP V»: agent=Agent

Option 4

The ice would turn back into water at once

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 ice	det
2	ice	ice	NOUN	Number=Sing	4 turn	nsubj
3	would	would	AUX	VerbForm=Fin	4 turn	aux
4	turn	turn	VERB	VerbForm=Inf	root	root
5	back	back	ADV	_	4 turn	advmod
6	into	into	ADP	_	7 water	case
7	water	water	NOUN	Number=Sing	4 turn	obl
8	at	at	ADP	_	9 once	case
9	once	once	ADV	NumForm=Word NumType=Mult	4 turn	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	turn back	would	the ice			water			vn banish-10.2 «NP V NP»: agent=Agent

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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