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Test 10 · ★★★ · Olympiad: forces, floating and machines ★★★

Four claims: ice floats on water, a steel ship floats, a clay boat floats, a clay ball floats. Which claim is false?

Mova's choice: option 2 · The right answer: option 3 · wrong ✗ · Who acts: ice, steel ship, clay boat, clay ball, claim · What happens: float, be · To what, where: Four claims, water

This is test 10 · ★★★ of lesson 42 «Olympiad: forces, floating and machines ★★★» of the physics 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

Sentence 1: Four claims: ice floats on water, a steel ship floats, a clay boat floats, a clay ball floats.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Four	four	NUM	NumForm=Word NumType=Card	2 claims	nummod
2	claims	claim	NOUN	Number=Plur	root	root
3	:	:	PUNCT	_	5 floats	punct
4	ice	ice	NOUN	Number=Sing	5 floats	nsubj
5	floats	float	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	2 claims	acl:relcl
6	on	on	ADP	_	7 water	case
7	water	water	NOUN	Number=Sing	5 floats	obl
8	,	,	PUNCT	_	12 floats	punct
9	a	a	DET	Definite=Ind PronType=Art	11 ship	det
10	steel	steel	NOUN	Number=Sing	11 ship	compound
11	ship	ship	NOUN	Number=Sing	12 floats	nsubj
12	floats	float	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 floats	conj
13	,	,	PUNCT	_	17 floats	punct
14	a	a	DET	Definite=Ind PronType=Art	16 boat	det
15	clay	clay	NOUN	Number=Sing	16 boat	compound
16	boat	boat	NOUN	Number=Sing	17 floats	nsubj
17	floats	float	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 floats	conj
18	,	,	PUNCT	_	22 floats	punct
19	a	a	DET	Definite=Ind PronType=Art	21 ball	det
20	clay	clay	NOUN	Number=Sing	21 ball	compound
21	ball	ball	NOUN	Number=Sing	22 floats	nsubj
22	floats	float	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 floats	conj
23	.	.	PUNCT	_	2 claims	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	float	present	ice	Four claims not said here		water			vn run-51.3.2-2 «NP V NP PP.trajectory»: agent=Agent claim=Theme on water=Trajectory
2	float	present	a steel ship						vn run-51.3.2-2 «NP V»: agent=Theme
3	float	present	a clay boat						vn run-51.3.2-2 «NP V»: agent=Theme
4	float	present	a clay ball						vn run-51.3.2-2 «NP V»: agent=Theme

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.

Sentence 2: Which claim is false?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Which	which	DET	PronType=Int	2 claim	det
2	claim	claim	NOUN	Number=Sing	4 false	nsubj
3	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 false	cop
4	false	false	ADJ	Degree=Pos	root	root
5	?	?	PUNCT	_	4 false	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	which claim					false property	tree rules

The options

Option 1

A steel ship floats

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	3 ship	det
2	steel	steel	NOUN	Number=Sing	3 ship	compound
3	ship	ship	NOUN	Number=Sing	4 floats	nsubj
4	floats	float	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	float	present	a steel ship						vn run-51.3.2-2 «NP V»: agent=Theme

Option 2 · ← Mova's choice

Ice floats on water

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Ice	ice	NOUN	Number=Sing	2 floats	nsubj
2	floats	float	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	on	on	ADP	_	4 water	case
4	water	water	NOUN	Number=Sing	2 floats	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	float	present	Ice			water			vn run-51.3.2-2 «NP V PP.location»: agent=Theme on water=Trajectory

Option 3 · ✓ the right answer

A clay ball floats

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	3 ball	det
2	clay	clay	NOUN	Number=Sing	3 ball	compound
3	ball	ball	NOUN	Number=Sing	4 floats	nsubj
4	floats	float	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	float	present	a clay ball						vn run-51.3.2-2 «NP V»: agent=Theme

Option 4

A clay boat floats

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	3 boat	det
2	clay	clay	NOUN	Number=Sing	3 boat	compound
3	boat	boat	NOUN	Number=Sing	4 floats	nsubj
4	floats	float	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	float	present	a clay boat						vn run-51.3.2-2 «NP V»: agent=Theme

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.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/physics/42-olympiad-forces-floating-and-machines/t10/