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B1 Intermediate English 5:26 664 words Animation

The physics behind Einstein’s most famous equation - Lindsay DeMarchi and Fabio Pacucci

TED-Ed · 357,142 views · Added 2 months ago

AI Summary

This video unpacks the physics behind Einstein's famous equation E=mc2, explaining why nothing with mass can travel at the speed of light and introducing concepts like spacetime, the Lorentz Factor, and time dilation. Learners will build vocabulary in physics and mathematics, including terms like 'velocity,' 'photons,' 'Cherenkov radiation,' and 'blue-shifted.' The step-by-step explanations and vivid analogies make complex physics accessible while providing excellent practice in understanding scientific English.

Learning Stats

B1

CEFR Level

664

Total Words

307

Unique Words

5/10

Difficulty

Vocabulary Diversity 46%

Key Vocabulary (17)

you A1 pronoun

Used to refer to the person or people that the speaker is addressing. It is the second-person pronoun used for both singular and plural subjects and objects.

mean A1 verb

To have a specific sense or significance, especially when explaining a word or sign. It can also describe a person's intention or the importance of something to someone.

move A1 verb

To change your physical position or to go from one place to another. It can also mean to change the place where you live or to shift an object to a different spot.

Grammar in This Video

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