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Underwater Potassium - Periodic Table of Videos

168,771 views

Periodic Videos

Video Language:

  • English

Caption Language:

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

Accent:

  • English

Speech Time:

68%
  • 4:39 / 6:50

Speech Rate:

  • 138 wpm - Conversational

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

potassium

/pəˈtasēəm/

noun

chemical element of atomic number 19.

vertical

/ˈvərdək(ə)l/

adjective noun

at right angles to horizontal plane. vertical line or plane.

bubbles

/ˈbəb(ə)l/

noun other verb

sphere of liquid enclosing gas. Small balls of air inside of a liquid. To show intense emotion, e.g. excitement, anger.

approximately

/əˈpräksəmətlē/

adverb

used to show that something is almost, but not completely, accurate or exact.

hydroxide

/hīˈdräkˌsīd/

noun

compound of metal with hydroxide ion OH<sup>−</sup>.

already

/ˌôlˈredē/

adverb

before or by now or time in question.

realize

/ˈrē(ə)ˌlīz/

verb

To become aware of or understand mentally.

probably

/ˈpräbəblē/

adverb

certainly.

yielded

/yēld/

verb

To give way to someone or something else.

density

/ˈdensədē/

noun

Degree to which an area is filled or covered.

hydrogen

/ˈhīdrəjən/

noun

Lightest of all chemical elements.

reactive

/rēˈaktiv/

adjective

showing response to stimulus.

produce
noun verb

Fresh foods such as fruits and vegetables. To grow something naturally.

surface

/ˈsərfəs/

adjective noun verb

relating to or found on surface of something. Top layer of the ground or of water. To give (road) a top layer.

experiments
noun other verb

scientific procedure. Tests performed to assess new ideas or theories. To create and perform tests to research something.

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