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− | {{PuzzleNav|Paint the Plinth|Block Ostrich}} |
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− | {{PuzzleInfobox |
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+ | |number = 081 |
− | |image |
+ | |image = LS081.png |
− | | |
+ | |puzzle = |
+ | ;US Version |
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− | |location = Lobby |
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− | |solvedby = Professor Layton |
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− | |obligatory = No |
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− | |picarats = 45 |
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− | }}'''{{PAGENAME}}''' is a puzzle in ''[[Professor Layton and the Last Specter]]''. |
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A man is moving a water jug using a round stick and a long plank. |
A man is moving a water jug using a round stick and a long plank. |
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− | If the circumference of the stick is 20 cm, how far ahead, in centimeters, would the water jug be after one complete |
+ | If the circumference of the stick is 20 cm, how far ahead, in centimeters, would the water jug be after one complete turn of the stick? |
This is assuming that the plank, stick, and jug do not slip out of place or get stuck. |
This is assuming that the plank, stick, and jug do not slip out of place or get stuck. |
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+ | ;UK Version |
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+ | A man is moving a water jug using a round log and a long plank. |
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+ | |||
+ | If the circumference of the log is 20 cm, how far ahead, in centimetres, would the water jug be after one complete turn of the log? |
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+ | |||
+ | This is assuming that the plank, log and jug do not slip out of place or get stuck. |
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+ | ;US Version |
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− | ==Hints== |
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− | {{Hints |
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− | {{P}} |
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Think about what else is moving. |
Think about what else is moving. |
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+ | ;UK Version |
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+ | Remember that the log doesn't stay in one spot - it moves forward 20 cm in one turn. |
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− | {{P}} |
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+ | |||
+ | Think about what else is moving. |
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+ | ;US Version |
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+ | |||
What does the man have to do to the plank to make the stick move? |
What does the man have to do to the plank to make the stick move? |
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+ | ;UK Version |
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+ | The position of the plank changes with the position of the log and vice versa. |
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− | {{P}} |
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+ | |||
+ | What does the man have to do to the plank to make the log move? |
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+ | ;US Version |
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Think about what this means for the final position of the jug. |
Think about what this means for the final position of the jug. |
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− | {{P}} |
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If it's too hard to imagine, try it out using a round object nearby. |
If it's too hard to imagine, try it out using a round object nearby. |
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+ | ;UK Version |
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+ | Even though the log rolls forward, it's still moving towards the back of the plank. Think about what this means for the final position of the jug. |
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− | {{P}} |
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+ | |||
+ | If it's too hard to imagine, try it out using real objects. |
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+ | |hintS = |
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+ | ;US Version |
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When the stick moves 20 cm along the ground, it slides the plank 20 cm forward at the same time. |
When the stick moves 20 cm along the ground, it slides the plank 20 cm forward at the same time. |
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− | {{P}} |
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− | ==Solution== |
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+ | ;UK Version |
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− | ===Correct=== |
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+ | The plank rests on the log. |
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+ | When the log moves 20 cm along the ground, it slides the plank 20 cm forward at the same time. |
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+ | |||
+ | Taken together, this is the total distance moved by the jug. |
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+ | |incorrect = |
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+ | ;US Version |
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+ | Too bad! |
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+ | |||
+ | If the stick is moving, what else must be moving too? |
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+ | ;UK Version |
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+ | Too bad. |
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+ | |||
+ | If the log is moving, what else must be moving? |
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+ | ;US Version |
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When the stick rolls round, it moves forward 20 cm. The plank also moves 20 cm as it's pushed. |
When the stick rolls round, it moves forward 20 cm. The plank also moves 20 cm as it's pushed. |
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Added together, the jug moves 40 cm. |
Added together, the jug moves 40 cm. |
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+ | ;UK Version |
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+ | When the log rolls round, it moves forward 20 cm. It also pushes the plank along 20 cm at the same time. |
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+ | Added together, the jug moves 40 cm. |
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− | {{PuzzleIndex4}} |
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+ | |jpname = |
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− | {{DEFAULTSORT:{{PAGENAME}}}} |
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+ | |dename = Die bewegte Vase |
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+ | |esname = |
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+ | |frname = |
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+ | |itname = |
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+ | |nlname = |
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+ | |korname = |
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+ | }} |
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+ | [[de:Die bewegte Vase]] |
Revision as of 15:57, 27 July 2019
← | 080 - Paint the Plinth | 081 - Stick & Move | 082 - Block Ostrich | → |
Stick & Move (Stick to the Plank in the UK version) is a puzzle in Professor Layton and the Last Specter.
Puzzle
- US Version
A man is moving a water jug using a round stick and a long plank.
If the circumference of the stick is 20 cm, how far ahead, in centimeters, would the water jug be after one complete turn of the stick?
This is assuming that the plank, stick, and jug do not slip out of place or get stuck.
- UK Version
A man is moving a water jug using a round log and a long plank.
If the circumference of the log is 20 cm, how far ahead, in centimetres, would the water jug be after one complete turn of the log?
This is assuming that the plank, log and jug do not slip out of place or get stuck.
Hints
Solution
Incorrect
- US Version
Too bad!
If the stick is moving, what else must be moving too?
- UK Version
Too bad.
If the log is moving, what else must be moving?
Correct
You're on a roll!
- US Version
When the stick rolls round, it moves forward 20 cm. The plank also moves 20 cm as it's pushed.
Added together, the jug moves 40 cm.
- UK Version
When the log rolls round, it moves forward 20 cm. It also pushes the plank along 20 cm at the same time.
Added together, the jug moves 40 cm.
Professor Layton and the Last Specter | Puzzles in||
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