Name: Lustrous and Non-Lustrous Materials
Uploaded: 2019-07-19
Duration: 1 min 23 s
Description: Silver and copper differ from stone and wood in their appearance. Can you name the property which gives them a distinct look? Watch the video to find the ans...

Question

Complete the given crossword based on the different materials used in our daily life.

Across

2. Earthen pots are usually made from this material (4)

4. Primary product in tyres (6)

6. Lunch boxes are usually made from this material (7)

7. Material used for making nails (4)

Down

1. Raw material used in clothes (6)

3. This is used for making shoes (7)

5. Raw material used for making windowpanes (5)

Accepted Answer

Across:

2. Earthen pots are usually made from clay. They are solid substances.

4. The primary product in tyres is rubber. Rubber is an insulator of heat and electricity. They are used for covering the electric wires.

6. Lunch boxes are usually made from plastic. Cooking utensils hands are made of plastic or wood as they do not conduct heat through them. Whereas metals are conductors.

7. Nails are made of Iron. They have a magnetic property.

Down:

1. The raw material used in clothes is fabric. We get fibre from plants or animals. Some examples of plant fibres are cotton, jute and coir.

3. Leather is used for making shoes. It is the fibre obtained from animals.

5. Glass is used for making window panes. It is a transparent object.

Would you make	Yes/No	What property should be considered?	What would be a better material?
A chocolate wrapper from iron?
A ball from glass?
Sunglasses from plastic?
A shoe from iron?
A lock from plastic?

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