By Levels

Library

EXP: 08888
HITS: {{lyricTraining.hits}}888
STREAKS: {{lyricTraining.streaks}}888
TIME: {{lyricTraining.timeout / 1000}}88
{{word.word}}

{{cue.translated_text}}

{{lyricTraining.hint}}

x{{playblackSpeed.toFixed(2)}}

Loading ..

Not Found

{{annotation.word}} ({{annotation.pos_simplify}})

/{{annotation.phonetic}}/

{{annotation.translation}}

{{annotation.name}}

{{annotation.sub_type}}

{{annotation.definition}}
Back

Games & Quizzes

Training Mode - Typing
Fill the gaps to the Lyric - Best method
Training Mode - Picking
Pick the correct word to fill in the gap
{{game.name}}
{{game.description}} Requires {{game.required_annotions}} vocabulary annotations

Congratulations! You gained {{totalPoint}} XP

You may need to watch a part of the video to unlock quizzes

Don't forget to Sign In to save your points

Repeat Skip ({{game.question_index}}/{{game.questions.length}})
{{part}}
Repeat Skip ({{game.question_index + 1}}/{{game.questions.length}})
{{choice.text}}
{{choice.text}}

Make correct pairs from two columns

{{lyricTraining.finished && lyricTraining.timed_out ? 'Timed Out' : 'Challenge Accomplished'}}

PERFECT HITS {{lyricTraining.stats.PERFECT_HITS}} +{{lyricTraining.stats.PERFECT_HITS * 20}}
HITS {{lyricTraining.stats.HITS}} +{{lyricTraining.stats.HITS * 10}}
LONGEST STREAK {{lyricTraining.stats.LONGEST_STREAKS}} +{{lyricTraining.stats.LONGEST_STREAKS * 10}}
REMAINING TIME {{lyricTraining.timeout / 1000}}s +{{lyricTraining.timeout / 1000}}
TOTAL +{{lyricTraining.exp}}
{{word.word}} - {{dictionary.definition[0].phonetic || ("/" + dictionary.phonetics +"/")}} - {{word.translation}}

We couldn't find definitions for the word you were looking for.
Or maybe the current language is not supported

{{simpleDefinition.pos}}

{{simpleDefinition.def}}

{{word.word}}

Sentences & parts of speech:

  • {{tag.normal}} {{tag.pos_name}}

  • {{c.startTime | duration}}


    {{c.translated_text}}

All {{pos.pos_simplify}}
{{a.word || a.name}}
/{{a.phonetic}}/
{{a.type || a.sub_type}}
{{a.translation}} 		{{a.definition}}

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

From one end or side of something to the other. From the beginning of something until the end. By a particular way or process; by the use 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

To hold something inside something else.

radioactive

/ˌrādēōˈaktiv/

radioactive
adjective

Emitting harmful energy from nuclear activity.

separate
separate
adjective noun verb

Being different from or unrelated to another. 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

To allow to leave cage, prison, etc.; let out.

usually

/ˈyo͞oZH(o͞o)əlē/

usually
adverb

under normal conditions.

measure

/ˈmeZHər/

measure
noun verb

Tool used to calculate the size of something. 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

experience or be subjected to.

fraction

/ˈfrakSH(ə)n/

fraction
noun

Small part of something.

Q
W
E
R
T
Y
U
I
O
P
A
S
D
F
G
H
J
K
L
Z
X
C
V
B
N
M