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2015 AP Chemistry free response 6 | Studying for the AP Chemistry exam? | Chemistry | Khan Academy

13,357 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

91%
  • 11:35 / 12:38

Speech Rate:

  • 146 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Video Vocabulary

clearer

/ˈklir/

adjective

More obvious or easy to understand; less cloudy.

polarizing

/ˈpōləˌrīz/

verb

restrict vibrations of transverse wave wholly or partially to one direction.

nucleus

/ˈn(y)o͞oklēəs/

noun

Control center of a cell.

covalent

/ˌkōˈvālənt/

adjective noun

of chemical bonds formed by sharing of electrons between atoms. Concerning or characterized by covalence.

talking

/ˈtôkiNG/

adjective noun verb

engaging in speech. action of talking. To make a formal speech about something.

student

/ˈst(y)o͞odnt/

noun

Person studying at school.

electron

/əˈlekˌträn/

noun

stable subatomic particle with charge of negative electricity.

positive

/ˈpäzədiv/

adjective noun

Showing agreement or support for something. positive quality.

negative

/ˈneɡədiv/

adjective exclamation noun verb

Being harmful, unwanted or unhelpful. no. In grammar, containing words such as 'no' or 'not'. refuse to accept.

protons

/ˈprōˌtän/

noun other

stable subatomic particle occurring in all atomic nuclei, with positive electric charge equal in magnitude. Tiny part of atom with positive electrical charge.

drawing

/ˈdroiNG/

noun other verb

Image made of pencil lines, or on a screen. To get closer to or approach something or someone. To create an image using pen or pencil and paper.

significant

/siɡˈnifikənt/

adjective

(Statistics) being clearly different.

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