Question

Match the following:

Column A	Column B
a. Talc	p. A lead of a pencil
b. China clay	q. Jewellery
c. Silica sand	r. Flower vases
d. Ruby	s. Talcum powder
e. Graphite	t. Mirrors

Accepted Answer

a-s

Talc is a mineral that is white. It is extremely soft and easily converts to powder. Talc has many uses in cosmetics and other personal care products. It is mainly used to make talcum powder.

b-r

China clay is a mineral that is used to make flower vases, coffee cups, plates, etc. It is a soft mineral that can be moulded into different structures. It is generally white and is obtained from the earth's crust.

c-t

Silica sand is a mineral. It is used to make glasses and mirrors. Silica sand is the broken granules of quartz crystal, which are broken into tiny pieces by water and sand over time.

d-q

Ruby is a gemstone. It is used to make jewellery and ornaments. They are expensive. It is deep pink or blood-red.

e-p

Graphite is a mineral made up of carbon. It is used as the lead in pencils. It is a soft mineral.

Column A Column B

a. Talc s. Talcum powder

b. China clay r. Flower vases

c. Silica sand t. Mirrors

d. Ruby q. Jewellery

e. Graphite p. A lead of a pencil

Vaishali Gupta and Anuradha Gupta Solutions for Exercise 2: Let's Remember

Vaishali Gupta Science Solutions for Exercise - Vaishali Gupta and Anuradha Gupta Solutions for Exercise 2: Let's Remember

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