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Building a GIANT Laser Pumped Chemical Flashlight - July 9

654,983 views

styropyro

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

97%
  • 9:19 / 9:36

Speech Rate:

  • 210 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

conversion

/kənˈvərZHən/

noun

Means of scoring additional points in rugby.

bunches

/bən(t)SH/

noun other verb

group of things. Groups of thing of the same kind. (Cloth) to gather/be gathered together in folds.

efficiency

/əˈfiSHənsē/

noun

Working well; producing something without waste.

brightest

/brīt/

adjective

giving out much light.

actually

/ˈak(t)SH(o͞o)əlē/

adverb

Used to add new (often different) information.

something

/ˈsəmˌTHiNG/

adverb pronoun

used for emphasis with following adjective functioning as adverb. thing that is unspecified or unknown.

thinking

/ˈTHiNGkiNG/

adjective noun verb

using thought or rational judgement. process of considering or reasoning about something. To have an idea, opinion or belief about something.

calculation

/ˌkalkyəˈlāSH(ə)n/

noun

Process or result of using mathematics.

fifteen

/fifˈtēn/

number

15.

flashlight

/ˈflaSHˌlīt/

noun

Lights used in the dark, powered by batteries.

inefficient

/ˌinəˈfiSH(ə)nt/

adjective

Unable to act in a way that saves resources.

hydride

/ˈhīdrīd/

noun

binary compound of hydrogen with metal.

fluorescein

/ˌflo͝oəˈresēən/

noun

Yellow dye that is visible even when highly diluted; used as an absorption indicator when silver nitrate solution is added to sodium chloride in order to precipitate silver chloride (turns pink when no chloride ions are left in solution and negative fluor.

solution

/səˈlo͞oSH(ə)n/

noun

means of solving problem or dealing with difficult situation.

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