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}}

Functional groups

10,869 views

Khan Academy

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

99%
  • 10:16 / 10:17

Speech Rate:

  • 194 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

commonly

/ˈkämənlē/

adverb

very often.

combust

/kəmˈbəst/

other verb

Cause to become violent or angry. consume or destroy by fire.

electronegative

/əˌlektrəˈneɡədiv/

adjective

electrically negative.

hydrogen

/ˈhīdrəjən/

noun

Lightest of all chemical elements.

negative

/ˈneɡədiv/

adjective exclamation noun verb

Focusing on the bad aspects; pessimistic. no. word or statement expressing denial. refuse to accept.

functional

/ˈfəNG(k)SH(ə)n(ə)l/

adjective

of or having special activity or purpose.

hydrophilic

/ˌhīdrəˈfilik/

adjective

Having a strong affinity for water; tending to dissolve in, mix with, or be wetted by water.

positive

/ˈpäzədiv/

adjective noun

Showing that a chemical is present in a test. positive quality.

because

/bēˈkəz/

conjunction

For a reason.

properties

/ˈpräpərdē/

noun other

possessions collectively. Particular qualities that people or some things have.

partial

/ˈpärSHəl/

adjective noun

Not complete; being only part of something. overtone or harmonic.

longest

/lôNG/

adjective adverb

of great distance. for long time.

hydrocarbons

/ˌhīdrəˈkärbən/

noun other

compound of hydrogen and carbon, such as any of those which are chief components of petroleum and natural gas. Any of numerous organic compounds, such as benzene and methane, that contain only carbon and hydrogen.

talking

/ˈtôkiNG/

adjective noun verb

engaging in speech. action of talking. To say things or ideas to someone with words.

attached

/əˈtaCHt/

adjective verb

joined to something. To be associated or connected with.

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