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}}

Lenz's Law | Magnetic forces, magnetic fields, and Faraday's law | Physics | Khan Academy

789,028 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

94%
  • 5:27 / 5:45

Speech Rate:

  • 192 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

nothing

/ˈnəTHiNG/

adjective adverb noun pronoun

of no value. not at all. Number or value of zero. Not anything, not a single thing.

special

/ˈspeSHəl/

adjective noun

Different, better or greater than normal. thing.

vectors

/ˈvektər/

noun other verb

quantity having direction as well as magnitude. Math a quantity that has both size and direction. direct aircraft in flight to desired point.

surface

/ˈsərfəs/

adjective noun verb

Of the top layer; not deep or meaningful. Top layer of the ground or of water. To appear after being hidden, unseen, or unknown.

sitting

/ˈsidiNG/

adjective noun verb

in seated position. Being painted or photographed by an artist. To provide seating for people.

actually

/ˈak(t)SH(o͞o)əlē/

adverb

as truth or facts.

interesting

/ˈint(ə)rəstiNG/

adjective verb

Taking your attention; making you want to know. To persuade to do, become involved with something.

pictures

/ˈpik(t)SHər/

noun other verb

painting or drawing. Mental images of what some things are or looks like. To show someone or something in an image.

magnetic

/maɡˈnedik/

adjective

relating to magnetism.

defined

/dəˈfīnd/

adjective verb

having definite outline or specification. To explain the meaning of words.

increased
verb

To make or become larger in size or amount.

becomes

/bəˈkəm/

verb

begin to be.

through

/THro͞o/

adjective adverb preposition

continuing or valid to final destination. expressing movement into one side and out of other side of opening etc.. By a particular way or process; by the use of.

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