Shadowing Practice: What is Energy? - Learn English Speaking with Video

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Energy is all around us.
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Scientists define energy as the ability to do work or cause change.
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We cannot see energy, but we can see the things that energy does.
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energy makes things move it powers the machines we use it can make things get hotter
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or produce sound energy is used to light up our homes
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and cities and power the vehicles we use all organisms need energy to grow reproduce and carry out life processes.
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Plants use the light energy from the sun to make food in the form of sugar.
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This energy is passed to animals when they feed on plants and other animals.
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There are two main forms of energy, kinetic energy and potential energy.
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Kinetic energy is the energy of movement.
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Mechanical energy, sound, light, heat and electrical energy are all examples of kinetic energy.
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You can learn more about these forms of kinetic energy in our related videos.
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energy is the energy something has due to its position, composition or state.
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The stored energy can be converted into various types of kinetic energy.
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Fuels such as petroleum, gas and wood contain a form of potential energy called chemical energy.
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When these fuels are burned, the chemical energy is converted into light and heat.
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Potential energy due to an object's position above the ground is called gravitational potential energy.
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A rock on top of a hill has gravitational potential energy.
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As it rolls down the hill, the potential energy is converted into kinetic as it is pulled down by the earth's gravity.
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An arrow in a bow has potential energy due to its position behind the drawn string.
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This is called Elastic Potential Energy.
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The elastic potential energy increases the more the string is drawn back.
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When the string is released, the potential energy is converted into kinetic energy as the arrow flies forward.
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That's pretty cool.
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Be sure to check out our related videos to learn more about different energy forms and conversions.
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Thanks for watching.
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Bye.
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Vocabulario y notas de pronunciación para esta lección

Esta lección de conversación de nivel B1 se basa en el vídeo “What is Energy?”. Las palabras que más se repiten: energy, potential, kinetic, converted, string. Este vídeo tiene 28 frases y 337 palabras para practicar shadowing. La parte hablada dura 3:00. El hablante mantiene un ritmo constante de unas 112 palabras por minuto, cómodo para el shadowing. El 86 % de las palabras está entre las 3.000 más comunes del inglés; conviene repasar el resto antes de empezar.

Vocabulario clave de este vídeo

Las 12 palabras más avanzadas del vídeo, con su pronunciación y significado:

PalabraPronunciaciónSignificado
kinetic adjetivo/kɪˈnɛtɪk/cinético
convert verbo/kənˈvɝt/convertir
gravitational adjetivo/ˌɡɹævɪˈteɪʃənəl/gravitatorio, gravitacional
elastic adjetivo/ə-/elástico
arrow sustantivo/ˈæɹəʊ/flecha, saeta
organism sustantivo/ˈɔɹ.ɡəˌnɪz.əm/organismo
reproduce verbo/ˌɹi.pɹəˈdus/reproducir
subscribe verbo/səbˈskɹaɪb/suscribirse, subscribirse
scientist sustantivo/ˈsaɪəntəst/científico, científica
gravity sustantivo/ˈɡɹævɪti/gravedad
conversion sustantivo/kənˈvɝʒən/conversión
define verbo/dɪˈfaɪn/determinar, definir

Phrasal verbs que vas a escuchar

PalabraPronunciaciónSignificado
carry out verbo/ˈkæ.ɹi aʊt/llevar a cabo, llevar al cabo
check out verboinvestigar, chequear
light up verboiluminar
pull down verbodemoler

Pronunciación a tener en cuenta

  • Los sonidos de “sh” y “zh”: gravitational /ˌɡɹævɪˈteɪʃənəl/, conversion /kənˈvɝʒən/
  • Palabras largas — cuida el acento: gravitational /ˌɡɹævɪˈteɪʃənəl/, organism /ˈɔɹ.ɡəˌnɪz.əm/

Cómo practicar con este vídeo

  1. Escucha el vídeo entero una vez sin hablar y anota las palabras que no conoces.
  2. Haz shadowing frase por frase a velocidad normal, repitiendo cada una hasta que tu ritmo coincida con el del hablante.
  3. Grábate y compara con el original, prestando atención a palabras como kinetic, convert, gravitational.

¿Qué es la Técnica de Shadowing?

Shadowing es una técnica de aprendizaje de idiomas respaldada por la ciencia, desarrollada originalmente para la formación de intérpretes profesionales y popularizada por el políglota Dr. Alexander Arguelles. El método es simple pero poderoso: escuchas audio en inglés nativo y lo repites en voz alta de inmediato, como una sombra que sigue al hablante con solo 1-2 segundos de retraso. A diferencia de la escucha pasiva o los ejercicios de gramática, el shadowing obliga a tu cerebro y músculos de la boca a procesar y reproducir simultáneamente patrones de habla reales. Las investigaciones muestran que mejora significativamente la precisión de la pronunciación, la entonación, el ritmo, el habla conectada, la comprensión auditiva y la fluidez al hablar, convirtiéndola en una de las metodologías más efectivas para la preparación del IELTS Speaking y la comunicación en inglés en el mundo real.

Técnica de shadowing: lee la guía completa paso a paso →