---
title: A full lorry and an empty one have the same engine. Which speeds up… — Speed: fast and slow · tree and pragmatics
description: A full lorry and an empty one have the same engine. Which speeds up faster? Test 11 of lesson 36 «Speed: fast and slow» of the physics course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Test 11 · Speed: fast and slow

<!-- .ven lang=en -->
A full lorry and an empty one have the same engine. Which speeds up faster?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 3 · wrong ✗ · **Who acts:** full lorry · **What happens:** have, speed up · **To what, where:** same engine

<!-- .vabout -->
This is test 11 of lesson 36 «Speed: fast and slow» 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](https://md.mova.elamur.ai/free/en/school-run/physics/36-speed-fast-and-slow/#t11).

## The question {#question}

<!-- .note -->
*Sentence 1:* A full lorry and an empty one have the same engine.

```conllu
# sent_id = question:physics:36-speed-fast-and-slow:t11:1
# text = A full lorry and an empty one have the same engine.
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	full	full	ADJ	JJ	Degree=Pos	3	amod	_	_
3	lorry	lorry	NOUN	NN	Number=Sing	8	nsubj	_	_
4	and	and	CCONJ	CC	_	7	cc	_	_
5	an	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	empty	empty	ADJ	JJ	Degree=Pos	7	amod	_	_
7	one	one	NOUN	NN	Number=Sing	3	conj	_	_
8	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
10	same	same	ADJ	JJ	Degree=Pos	11	amod	_	_
11	engine	engine	NOUN	NN	Number=Sing	8	obj	_	SpaceAfter=No
12	.	.	PUNCT	.	_	8	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | present | a full lorry and a empty one | the same engine |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent engine=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.

<!-- .note -->
*Sentence 2:* Which speeds up faster?

```conllu
# sent_id = question:physics:36-speed-fast-and-slow:t11:2
# text = Which speeds up faster?
1	Which	which	PRON	WDT	PronType=Rel	2	nsubj	_	_
2	speeds	speed	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	up	up	ADP	RP	_	2	compound:prt	_	_
4	faster	fast	ADV	RBR	Degree=Cmp	2	advmod	_	SpaceAfter=No
5	?	?	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **speed up** | present |  |  |  |  |  | fast *property* | vn run-51.3.2-2 «NP V»: agent=Theme |

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
The full lorry

```conllu
# sent_id = question:physics:36-speed-fast-and-slow:t11:o1:1
# text = The full lorry
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	full	full	ADJ	JJ	Degree=Pos	3	amod	_	_
3	lorry	lorry	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 2 {#o2}

<!-- .ven lang=en -->
Neither can speed up

```conllu
# sent_id = question:physics:36-speed-fast-and-slow:t11:o2:1
# text = Neither can speed up
1	Neither	neither	ADV	RB	_	3	advmod	_	_
2	can	can	AUX	MD	VerbForm=Fin	3	aux	_	_
3	speed	speed	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
4	up	up	ADP	RP	_	3	compound:prt	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **speed up** | can |  |  |  |  |  | neither *property* | vn run-51.3.2-2 «NP V»: agent=Theme |

### Option 3 · ✓ the right answer {#o3}

<!-- .ven lang=en -->
The empty lorry

```conllu
# sent_id = question:physics:36-speed-fast-and-slow:t11:o3:1
# text = The empty lorry
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	empty	empty	ADJ	JJ	Degree=Pos	3	amod	_	_
3	lorry	lorry	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 4 · ← Mova's choice {#o4}

<!-- .ven lang=en -->
Both the same

```conllu
# sent_id = question:physics:36-speed-fast-and-slow:t11:o4:1
# text = Both the same
1	Both	both	CCONJ	CC	_	3	cc:preconj	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	same	same	ADJ	JJ	Degree=Pos	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

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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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- ← previous: [Speed: fast and slow, test 10](https://md.mova.elamur.ai/free/en/corpora/questions/physics/36-speed-fast-and-slow/t10/)
- next →: [Speed: fast and slow, exam 1](https://md.mova.elamur.ai/free/en/corpora/questions/physics/36-speed-fast-and-slow/e1/)
- ↑ back to [Speed: fast and slow](https://md.mova.elamur.ai/free/en/corpora/questions/physics/36-speed-fast-and-slow/)

