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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:

Special thanks to The Free Dictionary for providing us with the information used in this web page

Video Vocabulary

perfect
perfect
adjective noun verb

as good as is possible. perfect tense. make completely free from faults.

through

/THro͞o/

through
adjective adverb preposition

continuing or valid to final destination. From the beginning of something until the end. moving in one side and out of other side of.

reasonable

/ˈrēz(ə)nəb(ə)l/

reasonable
adjective

Fair and sensible; appropriate.

substance

/ˈsəbstəns/

substance
noun

Particular type of material.

contains

/kənˈtān/

contains
verb

have or hold within.

radioactive

/ˌrādēōˈaktiv/

radioactive
adjective

Emitting harmful energy from nuclear activity.

separate
separate
adjective noun verb

forming or viewed as unit apart or by itself. individual items of clothing suitable for wearing in different combinations. cause to move or be apart.

billions

/ˈbilyən/

billions
noun number

1000 million. thousand million.

released

/rəˈlēs/

released
verb

allow or enable to escape from confinement.

usually

/ˈyo͞oZH(o͞o)əlē/

usually
adverb

Normally; regularly.

measure

/ˈmeZHər/

measure
noun verb

plan or course of action. To determine the value or importance of something.

metastable

/ˈmedəstābəl/

metastable
adjective

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

produced
produced
verb

make or manufacture.

undergo

/ˌəndərˈɡō/

undergo
verb

To experience or endure something (bad).

fraction

/ˈfrakSH(ə)n/

fraction
noun

quantity that is not whole number.

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