Question

1) Define the following terms
a) Brittleness.
2) Which of the following is a mixture.
Salt, Air, Water, Alum, Sugar
3) Separate out metals and non- metals from the following
Copper, Chlorine, Carbon, Tin, Neon.
4) Write any 2 uses of metals in your daily life.​

Answer 1

Answer:

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Explanation:

1)Brittleness is the property of the material by virtue of which it breaks without significant plastic deformation, when subjected to stress.

2)air

3)metals:copper,tin

non metals:chlorine,carbon  and neon

4)

first use :iodine is used as a treatment for injuries

second use:stainless steel :storage

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Answer 2

Answer:

1- Brittle Materials fracture without any plastic deformation, such materials break when tensile stress is applied to lengthen it

2- Air (mixture)

3-metals--copper, tin

Non metals-chlorine,carbon, Neon

4- uses of metals-- 1. Making wires to get electricity.

2- making heavy mechine in industries