Subtitles & vocabulary
How Long Can You Balance a Pencil?
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Go Tutor posted on 2014/09/20Ever wondered how long you could *actually* balance a pencil on its tip? This video dives into the fascinating physics behind it, exploring concepts like the inverted pendulum and center of mass. You'll pick up some awesome advanced vocabulary and learn about the surprising quantum limits that make this challenge so tricky!
Video vocabulary
off balance
US /ɔf ˈbæləns/
・
UK /ɔf ˈbæləns/
- Adjective
- In a state of being unsteady or unstable; lacking equilibrium.
- In a state of being disturbed or unsettled; lacking composure or emotional stability.
B2
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US /tu si/
・
UK /tu: si:/
- Verb (Transitive/Intransitive)
- To perceive with the eyes; discern visually.
- To understand or comprehend.
A1
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