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Laser + mirror + sound

2,207,822 views

Steve Mould

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (UK)

Speech Time:

86%
  • 8:33 / 9:55

Speech Rate:

  • 148 wpm - Conversational

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

membrane

/ˈmemˌbrān/

noun

pliable sheet of tissue or layer of cells acting as boundary.

reflects

/rəˈflekt/

verb

To indicate or be a sign of something.

speaker

/ˈspēkər/

noun

Electronic device for making or broadcasting sound.

dimensional

/dəˈmen(t)SH(ə)nəl/

adjective

Concerning how many planes an object exists in.

movement

/ˈmo͞ovmənt/

noun

act of moving.

vibrations

/vīˈbrāSH(ə)n/

noun other

instance of vibrating. Shaking motion.

surface

/ˈsərfəs/

adjective noun verb

Of the top layer; not deep or meaningful. outside part or uppermost layer of something. To appear after being hidden, unseen, or unknown.

stretched

/streCH/

verb

be made or be capable of being made longer or wider without tearing or breaking.

lookout

/ˈlo͝okˌout/

noun verb

Person who keeps watch, e.g. for an enemy. To keep watch for some anticipated event.

fragment
noun verb

Part that is broken off of something. (Of computer file) to be broken into pieces.

demonstration

/ˌdemənˈstrāSH(ə)n/

noun

act of showing that something exists.

channel

/ˈCHanl/

noun verb

TV or radio station or its programs. To direct water or liquid through a passage.

balloon

/bəˈlo͞on/

noun verb

Thin bag of rubber filled with air, used as a toy. To grow larger quickly; spring up suddenly.

interrogate

/inˈterəˌɡāt/

verb

To ask a lot of questions in a threatening way.

allowed

/əˈlou/

verb

let someone have or do.

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