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}}

Why do adolescents go to sleep late?

4,920 views

BrainFacts.org

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

92%
  • 3:53 / 4:13

Speech Rate:

  • 164 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

induces

/inˈd(y)o͞os/

verb

persuade or lead someone to do something.

activities

/akˈtivədē/

noun other

condition in which things happen. Actions or tasks, e.g. sports, washing clothes.

sleeping

/ˈslēpiNG/

adjective noun verb

in state of sleep. fact or state of being asleep. To rest your body in bed, as at night time.

deprivation

/ˌdeprəˈvāSH(ə)n/

noun

State of lacking something needed.

amongst

/əˈməNG/

preposition

In or through a group.

different

/ˈdif(ə)rənt/

adjective

not same as another or each other.

hypothalamus

/ˌhīpəˈTHaləməs/

noun

Basal part of the diencephalon governing autonomic nervous system.

suppresses

/səˈpres/

verb

forcibly put end to.

nucleus

/ˈn(y)o͞oklēəs/

noun

Control center of a cell.

mechanisms

/ˈmekəˌnizəm/

noun other

system of parts in machine. System or process for achieving a certain result.

increase
noun verb

Fact of increasing; amount something grows by. become or make greater in size or degree.

homeostasis

/ˌhōmēəˈstāsəs/

noun

tendency towards relatively stable equilibrium between interdependent elements.

controlling

/kənˈtrōl/

verb

direct and supervise.

partially

/ˈpärSHəlē/

adverb

only in part.

demands

/dəˈmand/

noun other verb

insistent request. A strong request for someone to do something. To strongly request someone to do 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