Pratique du Shadowing: How to Blow Up the Earth - Nuclear Engineer Reacts to Zack D. Films - Apprendre l'anglais à l'oral avec YouTube

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How big of a bomb would you need to completely destroy the Earth?
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28 phrases
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How big of a bomb would you need to completely destroy the Earth?
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So full gravitational unbinding.
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A lot.
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Far more than every nuclear weapon in the world combined.
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Well, gravity is holding the Earth tightly together.
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Yes.
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With more energy than the sun puts out in an entire week.
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That's accurate.
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Specifically, this is about 2.2 times 10 to the 32nd power joules.
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And the sun puts out about 3.8 times 10 to the 26 per second.
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And a nuclear bomb wouldn't even come close to ripping that apart.
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Biggest one ever at 50 megatons was a meager 2 times 10 to the 17 power joules.
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Or a quadrillion times too small.
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You would have to build a bomb two miles wide
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and fill half of it with positive particles and the other half with negative particles.
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Okay, this is pure science fiction.
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Positive, negative, that's not a meaningful way to store energy.
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The closest real concept would be a matter-antimatter annihilation reaction.
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If that was used, this would be immensely energy dense, but nowhere nearly enough to destroy the earth.
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Then the impact would collide them against each other, and this would combine their energy.
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Okay, he's clearly talking about matter-antimatter.
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Making an explosion big enough to...
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No, not even remotely close.
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One kilogram of matter-antimatter annihilation releases about 10 to the 17th power joules.
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So you would need roughly the mass of Earth in antimatter to do this.
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And antimatter costs about a trillion per milligram.
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The planet into dust.
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It's just not enough.

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Why practice speaking with this video?

Engaging with the video "How to Blow Up the Earth - Nuclear Engineer Reacts to Zack D. Films" offers a unique opportunity to enhance your speaking skills in English through fascinating scientific concepts. By shadowing the speaker, you can practice intricate sentences while gaining insights into nuclear energy and the laws of physics. This context not only captivates the learner’s interest but also provides a rich foundation to improve English pronunciation and fluency. As you replicate the speaker's tone and rhythm, you effectively immerse yourself in the English language, making it easier to internalize complex structures and vocabulary.

Grammar & Expressions in Context

In this video, several key grammatical structures and expressions serve as excellent models for English learners:

  • Comparative Sentences: The speaker uses comparisons to highlight differences in energy levels, such as “far more than every nuclear weapon in the world combined.” This structure is useful for expressing relative size and importance.
  • Conditionals: Phrases like “if that was used” introduce conditional statements, an essential part of English grammar that allows speakers to discuss possibilities and hypotheticals.
  • Quantitative Expressions: Terms such as "2.2 times 10 to the 32nd power joules" exemplify how to articulate complex numerical data. This practice is vital for subjects that involve scientific measurements and calculations.
  • Descriptive Phrases: Expressions like “a bomb two miles wide” help learners understand how to create vivid descriptions, enhancing their ability to convey ideas clearly and compellingly.

Common Pronunciation Traps

While practicing with this engaging content, learners may encounter certain pronunciation challenges:

  • Technical Vocabulary: Words such as "antimatter" and "annihilation" can be tricky. Pay attention to the syllable emphasis and the fluidity of how these words are pronounced within a sentence.
  • Complex Numbers: The way numeric values like “2.2 times 10 to the 32nd power” are articulated can be difficult. Breaking them down into smaller segments can help improve pronunciation accuracy.
  • Intonation Patterns: The speaker’s use of rising and falling intonation when presenting facts and hypothetical scenarios captures the listener’s attention. Mimicking these patterns can significantly enhance your speaking skills.

By focusing on these aspects while shadowing, you will not only learn English with YouTube but also significantly improve your English pronunciation. Dive into the depths of scientific discussion, and let the nuances of language guide you towards fluency in your English speaking journey!

Qu'est-ce que la technique du Shadowing ?

Le Shadowing est une technique d'apprentissage des langues fondée sur la science, développée à l'origine pour la formation des interprètes professionnels. Le principe est simple mais puissant : vous écoutez de l'anglais natif et le répétez immédiatement à voix haute — comme une ombre suivant le locuteur avec un décalage de 1 à 2 secondes. Les recherches montrent une amélioration significative de la précision de la prononciation, de l'intonation, du rythme, des liaisons, de la compréhension orale et de la fluidité.

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