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}}

Flow of energy and matter through ecosystem | Ecology | Khan Academy

310,847 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

93%
  • 9:47 / 10:25

Speech Rate:

  • 170 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

watching

/wäCH/

verb

To keep in check, manage, or control something.

bacteria

/ˌbakˈtirēəm/

noun

The very small creatures that can cause disease.

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.. Over, in, across an entire thing or place.

originally

/əˈrij(ə)nəlē/

adverb

In a new and unique manner.

essentially

/əˈsen(t)SHəlē/

adverb

used to emphasize basic, fundamental, or intrinsic nature of person or thing.

especially

/iˈspeSHəlē/

adverb

used to single out one person or thing over all others.

recycled

/rēˈsīk(ə)l/

adjective verb

Used to make new things from old things. convert waste into reusable material.

ecosystems

/ˈēkōˌsistəm/

noun other

biological community of interacting organisms and their physical environment. Types of plants and animals in an specific area.

primary

/ˈprīˌmerē/

adjective noun verb

Most important, most basic or essential. preliminary election. run as opponent of incumbent in preliminary election.

geothermal

/ˌjēōˈTHərməl/

adjective

Sourcing heat from the center of the Earth.

usually

/ˈyo͞oZH(o͞o)əlē/

adverb

Normally; regularly.

sources

/sôrs/

noun verb

place, person, or thing from which something comes or can be obtained. obtain from particular source.

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