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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

as good as is possible. 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. By a particular way or process; by the use of.

reasonable

/ˈrēz(ə)nəb(ə)l/

adjective

Fair and sensible; appropriate.

substance

/ˈsəbstəns/

noun

Particular type of material.

contains

/kənˈtān/

verb

have or hold within.

radioactive

/ˌrādēōˈaktiv/

adjective

emitting or relating to emission of ionizing radiation or particles.

separate
adjective noun verb

forming or viewed as unit apart or by itself. individual items of clothing suitable for wearing in different combinations. To move things away from each other.

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 or course of action. To calculate size, weight or temperature of.

metastable

/ˈmedəstābəl/

adjective

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

produced
verb

make or manufacture.

undergo

/ˌəndərˈɡō/

verb

experience or be subjected to.

fraction

/ˈfrakSH(ə)n/

noun

Small part of something.

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