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Radioactive Half-life Experiment - Part 1 - Equipment Overview

90,472 views

Jefferson Lab

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

89%
  • 3:43 / 4:08

Speech Rate:

  • 186 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

perfect
adjective noun verb

So good it cannot be improved. perfect tense. make completely free from faults.

through

/THro͞o/

adjective adverb preposition

continuing or valid to final destination. expressing movement into one side and out of other side of opening etc.. moving in one side and out of other side of.

reasonable

/ˈrēz(ə)nəb(ə)l/

adjective

having sound judgement.

substance

/ˈsəbstəns/

noun

Essence of; most basic or central qualities.

contains

/kənˈtān/

verb

To hold something inside something else.

radioactive

/ˌrādēōˈaktiv/

adjective

emitting or relating to emission of ionizing radiation or particles.

separate
adjective noun verb

Being different from or unrelated to another. individual items of clothing suitable for wearing in different combinations. To divide two things by being in between them.

billions

/ˈbilyən/

noun number

1000 million. thousand million.

released

/rəˈlēs/

verb

To free someone from a responsibility or burden.

usually

/ˈyo͞oZH(o͞o)əlē/

adverb

Normally; regularly.

measure

/ˈmeZHər/

noun verb

Tool used to calculate the size of something. determine size or amount.

metastable

/ˈmedəstābəl/

adjective

(of state of equilibrium) stable provided it is subjected to no more than small disturbances.

produced
verb

To control the making a movie or television show.

undergo

/ˌəndərˈɡō/

verb

experience or be subjected to.

fraction

/ˈfrakSH(ə)n/

noun

Small part of something.

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