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Separating Mixtures

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

It is used to separate slightly larger particles with different shapes, kinds and colors from a mixture by hand.

a)

Sieving

b)

Winnowing

c)

Handpicking

d)

Filtration

2.

It is the process of separating suspended solid matter from a liquid, by causing the latter to pass through the filter.

a)

Winnowing

b)

Filtration

c)

Evaporation

d)

Sedimentation

3.

It is a process of separating mixtures which involves heating the solution until the solvent evaporates leaving behind the solid residue.

a)

Evaporation

b)

Sedimentation

c)

Winnowing

d)

Decantation

4.

It is used to separate heavier and lighter components of a mixture by wind.

a)

Handpicking

b)

Filtration

c)

Sieving

d)

Winnowing

5.

The solid particles that are left behind after filtering.

a)

filter

b)

filtrate

c)

residue

d)

sifter

6.

It is a simple technique for separating particles of different sizes by using straining materials called a sieve or sifter.

a)

Sieving

b)

Evaporation

c)

Sedimentation

d)

Decantation

7.

What separation technique will you use in separating sand from pebbles?

a)

evaporation

b)

decantation

c)

sieving

d)

filtering

8.

What can you use in separating screws from nails?

a)

magnets

b)

evaporation

c)

handpicking

d)

winnowing

9.

What technique will you use in separating juice from the pulp?

a)

filtering

b)

evaporation

c)

decantation

d)

magnets

10.

It is the process of separation of liquid from solid and other immiscible (non-mixing) liquids by removing the liquid layer at the top from the layer of solid or liquid below.

a)

Decantation

b)

Magnetic separation

c)

Evaporation

d)

Sedimentation