Question

TEST YOUR KNOWLEDGE
A Very Short Answer Questions (Answer in a word or a sentence).
1. Name the method which you will use to separate the following mixtures :
(a) Mixture of sand and water
(b) Mixture of salt and water
2. When is the practice of hand-picking used ?
3. Which type of components of a mixture can be separated by sieving?
4. Name two types of mixtures.
5. Which method gives a better separation of an insoluble solid from a liquid
decantation or filtration ?
6. Define solubility.
B Fill in the blanks with suitable words.
M. The method of separating seeds of paddy from its stalks is called thresl
2. The process by which yapours changes to liquid on cooling is called cond
3. Chalk and sand are
water.
4
makes use of the fact that chaff is lighter than the grain.
5.
is done to separate solid substances that are differ in size.
27/0
ܠܛܝ
SEPARATION
x​

Answer 1

Answer:

1 b

2 spoon

3 dust

m cleaning machine

Explanation:

I don't know idea about the science I had answer some questions

Answer 2

1.

(a) Sand can be separated solution by sedimentation and decantation followed by filtration

(b) Salt can be separated solution by using evaporation .

2.We use practice of hand-picking  when the size of impurities is large like- stone in grains of wheat.

3.Sieving is used to separate those solid mixtures which have components of different sizes.

4. Two types of mixtures are

• Homogeneous mixture
• Heterogeneous  mixture

5. Filtration

6.Solubility is a property referring to the ability for a given substance, the solute, to dissolve in a solvent.

B)

1. Threshing
2. Condensation
3. Insoluble
4. Winnowing

    5. Sieving  

Hope U found it useful.

It took a lot of efforts typing such a long answer

Have a Great Day

Thank you