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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

From one end or side of something to the other. expressing movement into one side and out of other side of opening etc.. Allowing you to pass between, or to.

reasonable

/ˈrēz(ə)nəb(ə)l/

adjective

Being somewhat good, but not great.

substance

/ˈsəbstəns/

noun

Quality of truth, importance, or meaningfulness.

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

forming or viewed as unit apart or by itself. 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. To determine the value or importance of something.

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 manufacture something using machines.

undergo

/ˌəndərˈɡō/

verb

experience or be subjected to.

fraction

/ˈfrakSH(ə)n/

noun

quantity that is not whole number.

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