Exam question 4 · Magnets: pulling and pushing without touching
Select the response consistent with the established facts concerning the operation of an electric motor.
Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: you, established facts · What happens: select, establish, concern, operate · To what, where: response, operation, electric motor
This is exam question 4 of lesson 29 «Magnets: pulling and pushing without touching» of the physics 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.
The question
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Select | select | VERB | Mood=Imp VerbForm=Fin | root | root |
| 2 | the | the | DET | Definite=Def PronType=Art | 3 response | det |
| 3 | response | response | NOUN | Number=Sing | 1 Select | obj |
| 4 | consistent | consistent | ADJ | Degree=Pos | 1 Select | xcomp |
| 5 | with | with | ADP | _ | 8 facts | case |
| 6 | the | the | DET | Definite=Def PronType=Art | 8 facts | det |
| 7 | established | establish | VERB | Tense=Past VerbForm=Part Voice=Pass | 8 facts | amod |
| 8 | facts | fact | NOUN | Number=Plur | 4 consistent | obl |
| 9 | concerning | concern | VERB | VerbForm=Ger | 8 facts | acl |
| 10 | the | the | DET | Definite=Def PronType=Art | 11 operation | det |
| 11 | operation | operation | NOUN | Number=Sing | 9 concerning | obj |
| 12 | of | of | ADP | _ | 15 motor | case |
| 13 | an | a | DET | Definite=Ind PronType=Art | 15 motor | det |
| 14 | electric | electric | ADJ | Degree=Pos | 15 motor | amod |
| 15 | motor | motor | NOUN | Number=Sing | 11 operation | nmod |
| 16 | . | . | PUNCT | _ | 1 Select | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | select | imperative | you not said here | the response | consistent property | vn obtain-13.5.2 «NP V NP»: agent=Agent response=Theme | |||
| 2 | establish | participle | vn indicate-78-1-1 «NP V NP to be NP»: agent=Pivot | ||||||
| 3 | concern | gerund | the established facts not said here | the operation of a electric motor | vn amuse-31.1 «NP V NP»: agent=Stimulus operation=Experiencer | ||||
| 4 | operate | a electric motor | nom operation «state transitive»: of=patient |
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
Fuel is combusted within a small chamber
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Fuel | fuel | NOUN | Number=Sing | 3 combusted | nsubj:pass |
| 2 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 3 combusted | aux:pass |
| 3 | combusted | combust | VERB | Tense=Past VerbForm=Part Voice=Pass | root | root |
| 4 | within | within | ADP | _ | 7 chamber | case |
| 5 | a | a | DET | Definite=Ind PronType=Art | 7 chamber | det |
| 6 | small | small | ADJ | Degree=Pos | 7 chamber | amod |
| 7 | chamber | chamber | NOUN | Number=Sing | 3 combusted | obl |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | combust | present · passive | Fuel | within a small chamber | vn other_cos-45.4 «NP V NP.patient»: subject=Patient |
Option 2
Static charge accumulates and propels the axle
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Static | static | ADJ | Degree=Pos | 2 charge | amod |
| 2 | charge | charge | NOUN | Number=Sing | 3 accumulates | nsubj |
| 3 | accumulates | accumulate | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | root | root |
| 4 | and | and | CCONJ | _ | 5 propels | cc |
| 5 | propels | propel | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 3 accumulates | conj |
| 6 | the | the | DET | Definite=Def PronType=Art | 7 axle | det |
| 7 | axle | axle | NOUN | Number=Sing | 5 propels | obj |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | accumulate | present | Static charge | vn herd-47.5.2 «NP V»: agent=Theme | |||||
| 2 | propel | present | Static charge not said here | the axle | tree rules |
Option 3
A spring is wound and released by the battery
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | A | a | DET | Definite=Ind PronType=Art | 2 spring | det |
| 2 | spring | spring | NOUN | Number=Sing | 4 wound | nsubj |
| 3 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 4 wound | cop |
| 4 | wound | wound | ADJ | Degree=Pos | root | root |
| 5 | and | and | CCONJ | _ | 6 released | cc |
| 6 | released | release | VERB | Tense=Past VerbForm=Part Voice=Pass | 4 wound | conj |
| 7 | by | by | ADP | _ | 9 battery | case |
| 8 | the | the | DET | Definite=Def PronType=Art | 9 battery | det |
| 9 | battery | battery | NOUN | Number=Sing | 6 released | obl |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | is | present | a spring | wound property | tree rules | ||||
| 2 | release | participle | a spring not said here | by the battery | vn free-10.6.3-1 «NP V NP S_ING»: agent=Causer |
Option 4 · ✓ the right answer
A current-carrying coil is acted upon by magnetic forces and rotates
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | A | a | DET | Definite=Ind PronType=Art | 5 coil | det |
| 2 | current | current | ADJ | Degree=Pos | 4 carrying | amod |
| 3 | - | - | PUNCT | _ | 2 current | punct |
| 4 | carrying | carry | VERB | VerbForm=Ger | 5 coil | amod |
| 5 | coil | coil | NOUN | Number=Sing | 7 acted | nsubj:pass |
| 6 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 7 acted | aux:pass |
| 7 | acted | act | VERB | Tense=Past VerbForm=Part Voice=Pass | root | root |
| 8 | upon | upon | ADP | _ | 7 acted | obl |
| 9 | by | by | ADP | _ | 11 forces | case |
| 10 | magnetic | magnetic | ADJ | Degree=Pos | 11 forces | amod |
| 11 | forces | force | NOUN | Number=Plur | 7 acted | obl |
| 12 | and | and | CCONJ | _ | 13 rotates | cc |
| 13 | rotates | rotate | NOUN | Number=Plur | 11 forces | conj |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | carry | gerund | vn carry-11.4 «NP V NP»: agent=Agent | ||||||
| 2 | act | present · passive | magnetic forces and rotates | a carrying coil | vn act-114-1-1 «NP V PP.predicate»: agent=Agent subject=Eventuality |
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/29-magnets-pulling-and-pushing-without-touching/e4/