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7AP Science > SQ7 Ch5 & SQ8 Ch 7 - Vocabulary > Flashcards

SQ7 Ch5 & SQ8 Ch 7 - Vocabulary Flashcards

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Biology 101 flashcards
1
Q

What is a ‘solution’?

A

A mixture of a substance dissolved in another.

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2
Q

What do ‘red blood cells’ do?

A

Carry oxygen.

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3
Q

What do ‘white blood cells’ do?

A

Fight disease.

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4
Q

What do ‘platelets’ do?

A

Clot blood in the human body.

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5
Q

What is ‘plasma’?

A

A yellowish liquid which carries blood cells along with nutrients and proteins.

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6
Q

What is a ‘solvent’

A

The substance that the solute dissolves in.

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7
Q

What is a ‘solute’?

A

The substance that dissolves in another substance.

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8
Q

What is a ‘filter’?

A

A device used to separate liquids.

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9
Q

What is ‘boiling point’?

A

The temperature when a certain liquid begin to boil.

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10
Q

What is a ‘suspension’?

A

When a substance cannot dissolve in another substance.

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11
Q

What is a ‘mixture’?

A

Two or more substances mixed together.

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12
Q

What is an ‘emulsion’?

A

A mixture of two liquids spread through each other that don’t react or form layers.

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13
Q

What is a ‘sediment’?

A

When a substance sinks to the bottom of liquid.

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14
Q

What is a ‘colloid’?

A

When you have a substance to small to be settled and filtered.

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15
Q

What is the meaning of ‘atom’?

A

An indivisible particle that forms everything.

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16
Q

Metals _____ electricity. Metals have a _____ melting point.

A

conduct, high.

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17
Q

Non-Metals _____ electricity. Non-Metals have a _____ melting point.

A

don’t conduct, low

18
Q

Metalloids _____ electricity. Metals have a _____ melting point.

A

don’t conduct, low

19
Q

What are ‘compounds’?

A

Two or more elements bonded together.

20
Q

What is an ‘element’?

A

A substance made of one type of atom.

21
Q

What makes up the nucleus in the atom?

A

One Neutron and multiple Protons, depending on the density of the element.

22
Q

The nucleus is surrounded by _____.

A

Electrons.

23
Q

What is the process called when Solids turn to Liquids?

A

Melting

24
Q

What is the process called when Liquids turn to Gases?

A

Evaporation

25
Q

What is the process called when Gases turn to Liquids?

A

Condensation

26
Q

What is the process called when Liquids turn to Solids?

A

Freezing

27
Q

Most of the products we use consist of a _____ of two or more substances.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

Mixture

28
Q

Fizzy soft drink is a mixture of sugar, food colouring, flavouring, preservative and _____ _____ gas dissolved in water.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

carbon dioxide

29
Q

When a substance (solute) dissolves in a liquid (solvent), a _____ is formed.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

Solution

30
Q

Substances that do not dissolve in a liquid are said to be _____ in that liquid.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

insoluble

31
Q

The separation of sugar from water by evaporation is called _____.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

Crystallisation

32
Q

A suspension is an insoluble substance _____ throughout the liquid.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

Dispersed

33
Q

Filtration can be used to _____ mixtures of insoluble solids in liquids or solid particles in gases. The _____ traps the solids as the liquid or gas flows through it.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

separate, filter

34
Q

Sewage is treated by filtration, sedimentation and natural breakdown of substances by _____ present in the sewage.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

Bacteria

35
Q

In mining, the metal _____ is separated from the unwanted rock by crushing and then froth floatations.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

Ore

36
Q

Centrifuging is a method of separating which involves spinning the mixture at high speeds. _____ substances are forced to the outside.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

Heavier

37
Q

Small amounts of food colourings can be separated by _____ chromatography.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

Paper

38
Q

Panning for gold is called _____ separation because the gold is heavier than everything else in the mixture.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

Gravity

39
Q

Separation techniques are used in the _____, in the laboratory and in industry.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

Home

40
Q

A _____ is a cloudy mixture that contains particles too small to be removed by filtering.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

Colloid

41
Q

An _____ is a colloid made up of two liquids.

ore, home, insoluble, emulsion, colloid, heavier, bacteria, paper, carbon dioxide, separate, Gravity, mixture, filter, dispersed, solution, crystallisation.

A

Emulsion

7AP Science (6 decks)

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