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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. To do something so well, it cannot be done better.

through

/THro͞o/

adjective adverb preposition

continuing or valid to final destination. From the beginning of something until the end. Over, in, across an entire thing or place.

reasonable

/ˈrēz(ə)nəb(ə)l/

adjective

Fair and sensible; appropriate.

substance

/ˈsəbstəns/

noun

Quality of truth, importance, or meaningfulness.

contains

/kənˈtān/

verb

To keep something from spreading.

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 live away from your husband or wife.

billions

/ˈbilyən/

noun number

1000 million. thousand million.

released

/rəˈlēs/

verb

To let go of something you are holding.

usually

/ˈyo͞oZH(o͞o)əlē/

adverb

Normally; regularly.

measure

/ˈmeZHər/

noun verb

Plan to achieve a desired result. determine size or amount.

metastable

/ˈmedəstābəl/

adjective

Continuing in its present state of equilibrium unless sufficiently disturbed to pass to a more stable state of equilibrium.

produced
verb

To control the making a movie or television show.

undergo

/ˌəndərˈɡō/

verb

To experience or endure something (bad).

fraction

/ˈfrakSH(ə)n/

noun

Small part of something.

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