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Worksheets

Mixtures and Matter

Total questions: 70

Worksheet time: 31mins

Name
Class
Date
1.

Salt water is a solution made up of a _______

a)

liquid dissolved in a solid.

b)

solid dissolved in a liquid.

c)

liquid dissolved in another liquid.

d)

solid dissolved in another solid.

2.

Which of these is a mixture?

a)

a salad

b)

salt

c)

bits of iron

d)

sugar

3.

_______________ is the combination of two or more different materials.

a)

solution

b)

mixture

c)

filteration

d)

evaporation

4.

Which is a form of heterogeneous mixture?

a)

gravel and water

b)

sugar and water

c)

powdered milk and water

d)

powdered coffee and water

5.
Something that dissolves very easily in water 
a)
soluble
b)
solid
c)
saturated
d)
solvent
6.
when you have something that does not dissolve it is referred to as being
a)
insoluble
b)
a rock
c)
a solid
d)
a nail
7.
A ________ is something that dissolves in a liquid (solvent)
a)
solute
b)
salt
c)
sugar
d)
solution
8.
A cloudy liquid that contains insoluble particles
a)
suspension
b)
solvent
c)
solute
d)
salt
9.
A type of mixture that always looks cloudy because clumps of insoluble particles remain suspended throughout it - they do not settle as sediments after a period of time
a)
colloid
b)
sedimentation
c)
suspended
d)
crystallisation
10.
A stable mixture of two or more liquids e.g. milk
a)
emulsion
b)
solution
c)
mixture
d)
insoluble
11.
Describing a solution with a large amount of solute 
a)
concentrated
b)
saturated
c)
unsaturated 
d)
filled
12.
Describing a solution with a small amount of solute 
a)
saturated 
b)
unconcentrated
c)
concentrated 
d)
dilute
13.
Describing a solution that can dissolve no more of a solute at a given temperature
a)
concentrated
b)
saturated
c)
overloaded
d)
super-concentrated 
14.

Matter is anything that has:

a)

mass

b)

volume

c)

mass and volume

d)

substance

15.
A gas
a)
has a definite shape but no definite volume
b)
has a definite volume but no definite shape
c)
has fast-moving particles
16.

The state of matter that has no definite size or shape is

a)

Solid

b)

Liquid

c)

Gas

17.

In which state of matter do particles vibrate in place?

a)

gas

b)

solid

c)

liquid

18.

What state of matter is the air we breathe?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

19.

This state of matter expands to fill its container.

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

20.
What is the correct order of the states of matter?
a)
Solid, Liquid, Gas
b)
Gas, Liquid, Solid
c)
Liquid, Gas, Solid
d)
Solid, Gas, Liquid
21.
A solution is a ________ mixture. 
a)
heterogeneous 
b)
homogeneous 
c)
dumb 
d)
mixed 
22.
This is the part of the solution that does the dissolving. 
a)
solute
b)
solvent 
c)
salt water 
d)
First Continental Congress 
23.
A saturated solution is______
a)
No more solute can be dissolved
b)
More solute can be dissolved
c)
The solvent and solution
24.
What is the only type of mixture that has particles that dissolve and are transparent. 
a)
Solutions
b)
Suspensions
c)
Colloids
25.
Which is an example of a solute?
a)
Egg whites
b)
Sugar
c)
Water
26.
You can make a solution more concentrated by adding more __________.
a)
solute
b)
solvent
c)
water
27.
This is a heterogeneous mixture in which particles settle out unless it is constantly stirred.
a)
colloid
b)
suspension
c)
solution
d)
alloy
28.

Is this a mixture or a solution?

a)

Mixture

b)

Solution

29.

Are all mixtures solutions?

a)

Yes

b)

No

30.

Solubility is the ability of a material to.....

a)

conduct heat.

b)

float.

c)

dissolve in a liquid.

d)

attract or repel metals.

31.

Mixture or Solution?

a)

Solution

b)

Mixture

32.

Mixture or Solution?

a)

Mixture

b)

Solution

33.

Which one is not a colloid

a)

Foam

b)

Gel

c)

Emulsion

d)

Coffee

34.
Sand floating in water, but most of the sand is settled at the bottom this an example of which type of mixture?
a)
A solution
b)
A colloid
c)
A suspension
d)
A compound
35.

Milk and gelatin are examples of __________________.

a)

suspensions

b)

colloids

c)

solutions

36.

A snow globe is an example of a/an

a)

solution

b)

suspension

c)

colloid

d)

alloy

37.

Tea and air are examples of ________________.

a)

solutions

b)

suspensions

c)

colloids

38.

(a)   : type of mixture that always looks cloudy because clumps of insoluble particles remain suspended throughout it – they don’t settle as sediment

39.

(a)   : A cloudy liquid containing insoluble particles.

40.

Colloids are mixtures where fine particles are dispersed throughout another substance, like milk. What are some other examples of colloids? Select all that apply.

a)

mayonaisse

b)

gelatin

c)

trail mix

d)

jelly

41.

Tootpaste is a ________

a)

solution

b)

suspension

c)

colloid

d)

no idea

42.

Tyndall effect means _____

a)

the fast movement of molecules

b)

the slow movement of molecules

c)

the scattering of light through a solution

d)

the scattering of light through a mixture

43.
Which one of the following would you use to separate sand from iron filings?
a)
a bar magnet
b)
filter paper
c)
chromatography paper
d)
alum
44.
Which of the following pairs of substances may best be separated through distillation
a)
 sand and soil
b)
water and soil
c)
salt and sand
d)
 water and alcohol
45.
Separating mixtures based on boiling points.
a)
Desalination
b)
Distillation
c)
Decantation
d)
Condensation
46.
Distillation uses two changes of state. what are they?
a)
Evaporation and condensation
b)
Evaporation and freezing
c)
melting and boiling
d)
sublimation and condensation
47.
Water and alcohol are easily separated by distillation because of their
a)
different densities
b)
different boiling points
c)
different colours
d)
different melting points
48.

How to separate pebbles and water?

a)

Decantation

b)

Filtration

c)

Evaporation

d)

Sieving

49.

How to separate salt and water?

a)

Decantation

b)

Filtration

c)

Evaporation

d)

Sieving

50.

How to separate cooked noodles and water?

a)

Decantation

b)

Filtration

c)

Evaporation

d)

Sieving

51.

How to separate needles and toothpicks?

a)

Decantation

b)

Distillation

c)

Magnetic Attraction

d)

Sieving

52.

How to separate sugar and water?

a)

Decantation

b)

Distillation

c)

Filtration

d)

Evaporation

53.

How to separate tea leaves and tea liquid?

a)

Decantation

b)

Evaporation

c)

Sieving

d)

Magnetic Attraction

54.

How to separate iron filings from flour?

a)

Distillation

b)

Evaporation

c)

Filtration

d)

Magnetic Attraction

55.

Which process separates blood cells and platelets?

a)

centrifugation

b)

decantation

c)

distillation

d)

evaporation

56.

Name the separation technique shown in the diagram.

a)

evaporation

b)

distillation

c)

filtration

57.
To separate a mixture of soil and water what separation method is used?
a)
Filtration
b)
Distillation
c)
Chromatography
d)
Evaporation
58.

Liquids that do not mix may be separated by using..

a)

an evaporating dish

b)

a separating funnel

c)

a loading

d)

a sedimentation

59.

This method is utilized in industries like junkyards to remove metal scraps from other materials.

a)

chromatography

b)

physical manipulation

c)

use of magnet

d)

distillation

60.

Julia wanted to know what substances were in the ink in her pen. What process should she use to do this?

a)

chromatography

b)

evaporation

c)

filtration

d)

sifting

61.

Which one of the following techniques would best be used to separate soil and water?

a)

crystallization

b)

distillation

c)

Filtration

d)

Chromatography

62.

The colour of plant leaves is due to a mixture of pigments.


Which method is used to separate these pigments?

a)

filtration

b)

evaporation

c)

distillation

d)

chromatography

63.

Ms Lenny wants to separate a mixture of sand and salt.


Which option below can she use to obtain the sand from the mixture?

a)

filtration only by pouring mixture of sand and salt through filter paper

b)

dissolving only by adding water to mixture

c)

dissolving first then use filtration

d)

dissolving first then use evaporation

64.

Which processes take place during distillation?

Hint: There are 2 processes.

a)

freezing

b)

boiling

c)

condensation

d)

melting

65.

What is substance W known as?

(a)  

66.

Muddy water is filtered using filter paper and filter funnel. The mud stays on the filter paper.


Why does the mud stay on the filter paper?

a)

The mud reacts with the filter paper.

b)

The particles of mud are too large to pass through the holes in the filter paper.

c)

The particles of the water stop the mud going through.

d)

The particles of water make the filter paper wet.

67.

Substances that are made up of ONLY one type of atom (element) or compound.

a)

Colloid

b)

Heterogeneous mixture

c)

Pure substance

d)

Suspension

e)

Homogeneous mixture

68.

Identify which images are PURE SUBSTANCES! (Check all that apply) : )

a)
b)
c)
d)
e)
69.

Identify which images are HETEROGENEOUS MIXTURES! (Check all that apply)

a)
b)
c)
d)
70.
____________________ is the process of using a liquid (like water) to separate materials of different densities.
a)
Filtration
b)
Sifting
c)
Chromatography
d)
Floatation