Shadowing Practice: Carbon Dioxide – Oxygen Cycle - Learn English Speaking with Video
Les maken...
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Every breath you take connects you to one of Earth's most important cycles, the carbon dioxide oxygen cycle.
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It's like our planet has its own breathing system, and it's happening all around us, every single day.
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Here's how it works.
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Humans and all land animals breathe in oxygen and breathe out carbon dioxide into the air.
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The same thing occurs for marine animals, like fish.
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But this exchange of gases occurs in water.
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But where does all that fresh oxygen come from?
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And what happens to all the carbon dioxide we release?
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The answer is photosynthesis, nature's amazing recycling system.
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On land, plants are like oxygen factories.
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Using the sunlight's energy, they take in the carbon dioxide that animals breathe out.
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Combine it with water from the soil to create glucose, basically plant sugar that feeds them.
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The incredible part?
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As they make their food, they release oxygen as a bonus gift to the rest of us.
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But here's what might surprise you.
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Most of our oxygen doesn't actually come from forests or land plants.
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It comes from the ocean.
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Tiny plant-like organisms, called phytoplankton, float throughout our oceans by the billions.
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They're so small, you need a microscope to see them.
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But they're photosynthesis superstars.
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These microscopic ocean plants work the same way as land plants,
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using the energy of sunlight and taking in carbon dioxide and water from their surroundings,
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to make food, and pumping out oxygen in the process.
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And because there are so many of them covering our vast oceans, phytoplankton produce about half of all the oxygen on Earth.
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This creates a perfect cycle.
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Animals use oxygen and produce carbon dioxide.
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Plants and phytoplankton use that carbon dioxide and produce oxygen.
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It's been working this way for millions of years, keeping our atmosphere balanced and our air clean to breathe.
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Thank you.
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Woordenschat en spreektips bij deze les
Deze video bevat 29 zinnen en 308 woorden om na te spreken. Het gesproken deel duurt 2:46. De spreker praat in een gelijkmatig tempo van ongeveer 111 woorden per minuut, prettig om te shadowen. Slechts 80% van de woorden hoort bij de 3.000 meest gebruikte Engelse woorden, dus de woordenschat is pittig.
Belangrijke woorden in deze video
15 woorden uit de video die het leren waard zijn, met uitspraak en betekenis:
| Woord | Uitspraak | Betekenis |
|---|---|---|
| oxygen zelfstandig naamwoord | /ˈɑksɪd͡ʒən/ | zuurstof |
| dioxide zelfstandig naamwoord | /daɪˈɑksaɪd/ | dioxide |
| breathe werkwoord | /bɹiːð/ | ademen, ademhalen |
| occur werkwoord | /əˈkɜː/ | plaatsvinden |
| vast bijvoeglijk naamwoord | /væst/ | enorm |
| atmosphere zelfstandig naamwoord | /ˈætməsˌfɪɹ/ | atmosfeer, dampkring |
| bonus zelfstandig naamwoord | /ˈbəʊ.nəs/ | bonus, extraatje |
| soil zelfstandig naamwoord | /sɔɪl/ | grond, aarde |
| connect werkwoord | /kəˈnɛkt/ | verbinden |
| pump zelfstandig naamwoord | /pʌmp/ | pomp |
| combine werkwoord | /kəmˈbaɪn/ | combineren |
| float werkwoord | /fləʊt/ | drijven |
| sunlight zelfstandig naamwoord | /ˈsʌnˌlaɪt/ | zonlicht |
| superstar zelfstandig naamwoord | /ˈsuː.pəˌstɑː/ | superster, superstar |
| surroundings zelfstandig naamwoord | /səˈɹaʊndɪŋz/ | omgeving |
Uitspraak om op te letten
De spreker gebruikt 3 samentrekkingen en verkorte vormen, zoals they're, doesn't. Spreek ze kort uit, zoals je ze hoort.
- De “th”-klanken: breathe /bɹiːð/, photosynthesis /ˌfoʊ.toʊˈsɪn.θə.sɪs/
- Lange woorden — let op de klemtoon: organism /ˈɔɹ.ɡəˌnɪz.əm/, phytoplankton /ˌfaɪ.təˈplæŋk.tən/, photosynthesis /ˌfoʊ.toʊˈsɪn.θə.sɪs/, microscopic /ˌmaɪ.kɹəˈskɑ.pɪk/
Zo oefen je met deze video
- Luister de hele video één keer zonder te spreken en noteer de woorden die je niet kent.
- Spreek zin voor zin na op normale snelheid en herhaal elke zin tot je ritme gelijk is aan dat van de spreker.
- Neem jezelf op en vergelijk met het origineel; let daarbij op woorden als oxygen, dioxide, breathe.
Wat is de Shadowing-techniek?
Shadowing is een wetenschappelijk onderbouwde taalleermethode die oorspronkelijk is ontwikkeld voor professionele tolkentraining en gepopulariseerd door polyglot Dr. Alexander Arguelles. De methode is eenvoudig maar krachtig: je luistert naar native Engelse audio en herhaalt het onmiddellijk hardop — als een schaduw die de spreker volgt met slechts 1–2 seconden vertraging. In tegenstelling tot passief luisteren of grammaticadrills, dwingt shadowing je hersenen en mondspieren om echte spraakpatronen tegelijkertijd te verwerken en te reproduceren. Onderzoek toont aan dat het de uitspraaknauwkeurigheid, intonatie, ritme, verbonden spraak, luisterbegrip en spreekvaardigheid aanzienlijk verbetert — waardoor het een van de meest effectieve methoden is voor IELTS Speaking-voorbereiding en echte Engelse communicatie.