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How Did We Figure Out What Light Is?

747,841 views

Be Smart

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

81%
  • 5:47 / 7:08

Speech Rate:

  • 178 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

brilliant

/ˈbrilyənt/

adjective noun

(of light or colour) very bright. diamond of brilliant cut.

anything

/ˈenēˌTHiNG/

pronoun

A thing of any kind.

theories

/ˈTHirē/

noun other

supposition or system of ideas intended to explain something. Ideas or principles that explain facts or events.

traveled

/ˈtravəld/

adjective verb

having travelled to many places. To go to a place that is far away.

experience

/ˌikˈspirēəns/

noun verb

An event at which you learned something. To gain knowledge by doing things.

changed

/CHānj/

verb

make different.

independent

/ˌindəˈpendənt/

adjective noun

free from outside control. independent person or body.

animals

/ˈanəməl/

noun other

living organism. Living creatures that are not plants or people.

questions

/ˈkwesCH(ə)n/

noun other verb

sentence worded or expressed so as to elicit information. What you ask about; issues. ask someone questions.

through

/THro͞o/

adjective adverb preposition

From one end or side of something to the other. From the beginning of something until the end. moving in one side and out of other side of.

discoveries

/dəˈskəv(ə)rē/

noun other

action or process of discovering or being discovered. Learning some things for the first time.

illuminated

/iˈlo͞ominādəd/

adjective verb

lit with bright lights. To make something easier to understand.

deciphered

/dəˈsīfər/

verb

To uncover the meaning of something hard to read.

flashlights

/ˈflaSHˌlīt/

noun other

electric torch. Lights used in the dark, powered by batteries.

universe

/ˈyo͞onəˌvərs/

noun

Things surrounding a person, affecting their life.

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