Shadowing-Übung: Lighthouse Lab – Floating and Sinking - Englisch Sprechen Lernen mit Video
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The Lighthouse Lab I'm going to go ahead and put it in the middle of the middle.
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Thank you.
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Oh, hey there.
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If you've ever taken a bath before, you'll have noticed that some things Like this rubber duck, Stay on top of the water.
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They float.
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Other things, like this bath plug, sink to the bottom of the bath.
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They sink in water. So what causes this?
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Well, the simple answer has to do with density.
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Density is the amount of mass an object has in a given volume.
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The more mass an object has in a given volume, the more dense it is.
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Objects that are more dense than water will sink to the bottom.
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But objects that are less dense than water will float on the top.
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Our rubber duckies volume is mostly made up of air which is less dense than water.
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That's why it floats on top.
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Take a look at these objects.
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Let's make predictions about which ones will float or sink when placed in this bath of water.
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Thank you.
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This is a ball of modelling clay.
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Hmm, it feels pretty heavy.
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I think it might sink.
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What do you think?
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Yep.
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It's definitely more dense than water.
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Thank you.
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What about this metal coin?
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Metal is pretty heavy.
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I think this is definitely going to sink in water.
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Yep.
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Definitely more dense than water.
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This polystyrene ball is very light.
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I think this is definitely less dense than the water.
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What do you think?
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Yep.
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It floats.
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What about this ping pong ball?
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It feels very light too.
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I think it's less dense than water.
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Yep.
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It floats.
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What about this glass marble?
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Hmm.
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Yep, definitely more dense than the water.
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This is a wooden block.
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Hmm.
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I'm not sure about this one.
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What do you think?
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Wow, it floats.
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So the wooden block is less dense than water.
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That was fun, wasn't it, rubber ducky?
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What's that?
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You want to go for another swim?
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Here you go.
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See you next time in the Lighthouse Lab.
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Music.
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Wortschatz und Sprechhinweise zu dieser Lektion
Dieses Video enthält 54 Sätze und 348 Wörter zum Nachsprechen. Der gesprochene Teil dauert 3:17. Der Sprecher spricht langsam, etwa 106 Wörter pro Minute, sodass genug Zeit bleibt, jeden Laut nachzuahmen. Nur 79 % der Wörter gehören zu den 3.000 häufigsten im Englischen, der Wortschatz ist also anspruchsvoll.
Wichtiger Wortschatz in diesem Video
15 weniger häufige Wörter aus dem Video, mit Aussprache und Bedeutung:
- dense /ˈdɛns/ (Adjektiv) — dicht. Having relatively high density.
- float /fləʊt/ (Verb) — treiben, schwimmen. To be supported by a fluid of greater density (than the object).
- sink /ˈsɪŋk/ (Verb) — sinken. To descend or submerge (or to cause to do so) into a liquid or similar substance.
- bath /bɑːθ/ (Substantiv) — Badewanne. A tub or pool which is used for bathing: bathtub.
- rubber /ˈɹʌbɚ/ (Substantiv) — Gummi, Kautschuk. Pliable material derived from the sap of the rubber tree; a hydrocarbon biopolymer of isoprene.
- density /ˈdɛn.sə.ti/ (Substantiv) — Dichte, Massendichte. A measure of the mass of matter contained by a unit volume.
- wooden /ˈwʊdn̩/ (Adjektiv) — hölzern, Holz-. Made of wood.
- painful /ˈpeɪn.fl̩/ (Adjektiv) — schmerzhaft. Causing pain or distress, either physical or mental.
- clay /kleɪ/ (Substantiv) — Lehm, Ton. A mineral substance made up of small crystals of silica and alumina, that is ductile when moist; the material of pre-fired ceramics.
- duck /dʌk/ (Substantiv) — Ente, Ant. Any of certain aquatic birds of the family Anatidae, having a flat bill and webbed feet, distinguished from swans and geese by generally being smaller and…
- swim /swɪm/ (Verb) — schwimmen. To move through the water, without touching the bottom; to propel oneself in water by natural means.
- coin /ˈkoɪ̯n/ (Substantiv) — Münze, Geldstück. A piece of currency, usually metallic and in the shape of a disc, but sometimes polygonal, or with a hole in the middle.
- plug /plʌɡ/ (Substantiv) — Stecker. A pronged connecting device which fits into a mating socket, especially an electrical one.
- marble /ˈmɑɹ.bəl/ (Substantiv) — Marmor. A metamorphic rock of crystalline limestone.
- prediction /pɹɪˈdɪkʃən/ (Substantiv) — Voraussage, Vorhersage. A statement of what will happen in the future.
Phrasal Verbs, die du hören wirst
- go ahead /ˌɡoʊ əˈhɛd/ (Verb) — vorausgehen. To proceed with; to begin.
- look at (Verb) — schauen. To observe or watch.
Aussprache, auf die du achten solltest
Der Sprecher verwendet 5 Kurzformen und abgeschwächte Formen, zum Beispiel I'm, wasn't, you'll. Sprich sie in der kurzen Form, so wie du sie hörst.
So übst du mit diesem Video
- Höre dir das ganze Video einmal an, ohne zu sprechen, und notiere die Wörter, die du nicht kennst.
- Sprich Satz für Satz in normaler Geschwindigkeit nach und wiederhole jeden, bis dein Rhythmus zum Sprecher passt.
- Nimm dich auf und vergleiche mit dem Original; achte dabei auf Wörter wie dense, float, sink.
Grammatik in diesem Video
Die Strukturen, die der Sprecher am häufigsten verwendet, mit den genauen Worten aus dem Video:
| Struktur | Im Video |
|---|---|
| Komparativ -er than / more … than – zwei Dinge vergleichen | more dense than · less dense than |
| Zukunft mit „will“ will + Verb – eine Entscheidung, ein Versprechen oder eine Vorhersage | you'll have · will sink · will float |
| Zukunft mit „going to“ be going to + Verb – ein Plan oder etwas, das sich abzeichnet | I'm going to go · is definitely going to sink |
Was ist die Shadowing-Technik?
Shadowing ist eine wissenschaftlich fundierte Sprachlerntechnik, die ursprünglich für die professionelle Dolmetscherausbildung entwickelt und durch den Polyglotten Dr. Alexander Arguelles populär gemacht wurde. Die Methode ist einfach aber wirkungsvoll: Du hörst englisches Audio von Muttersprachlern und wiederholst es sofort laut — wie ein Schatten, der dem Sprecher mit nur 1–2 Sekunden Verzögerung folgt. Anders als passives Hören oder Grammatikübungen zwingt Shadowing dein Gehirn und deine Mundmuskulatur, gleichzeitig echte Sprachmuster zu verarbeiten und zu reproduzieren. Studien zeigen, dass es Aussprachegenauigkeit, Intonation, Rhythmus, verbundene Sprache, Hörverständnis und Sprechflüssigkeit signifikant verbessert — was es zu einer der effektivsten Methoden für die IELTS Speaking-Vorbereitung und reale englische Kommunikation macht.