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Pearson Edexcel GCSE Biology Core Practical - testing for starch, reducing sugars, protein and fats

4,421 views

Pearson UK Educators

Video Language:

  • English

Caption Language:

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

Accent:

  • English (UK)

Speech Time:

93%
  • 3:57 / 4:13

Speech Rate:

  • 121 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Video Vocabulary

experiment
noun verb

Test performed to assess new ideas or theories. perform scientific experiment.

teacher

/ˈtēCHər/

noun

person who teaches.

measuring

/ˈmeZH(ə)riNG/

adjective verb

denoting instrument or device used to ascertain size of something. To determine the value or importance of something.

welcome - welcome

/ˈwelkəm/

adjective exclamation noun verb

Being what was wanted or needed. used to greet someone in polite or friendly way. Friendly greeting to someone who has arrived. To greet someone who has just arrived.

contamination

/kənˌtaməˈnāSH(ə)n/

noun

action of making or becoming impure.

powdered

/ˈpoudərd/

adjective verb

in form of powder. To apply powder onto the body or face.

content

/kənˈtent/

adjective noun verb

happy and peaceful. Information in something, e.g. book or computer. satisfy.

results

/rəˈzəlt/

noun other verb

consequence, effect, or outcome of something. Final scores of competitions, elections or games. To be the outcome of other causes and effects.

potassium

/pəˈtasēəm/

noun

chemical element of atomic number 19.

scientific

/ˌsīənˈtifik/

adjective

based on or characterized by methods and principles of science.

chemical

/ˈkemək(ə)l/

adjective noun

Made of various elements. Basic substance produced by mixing elements.

boiling

/ˈboiliNG/

adjective noun verb

Being boiled in water. action of boiling liquid. To make liquids hot so they turn to gas.

spatula

/ˈspaCHələ/

noun other

implement with broad, flat, blunt blade, used for mixing and spreading things. A turner with a narrow flexible blade.

stirrer

/ˈstərər/

noun

object or mechanical device used for stirring something.

mixture

/ˈmiksCHər/

noun

Something made by combining two or more things.

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