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Answers
Answer:
Section I
I.
1. Malleability-It is a property of a material by which it can be beaten to form a thin sheet.
Sonorous- It is a property of material of producing pleasant, deep and full sound.
2.
Some uses of non metals-
Oxygen is used for breathing.
Chlorine is used for purifying water.
Phosphorous is used in crackers.
Non - metals like nitrogen is used in fertilizers.
3.
Earthquake, any sudden shaking of the ground caused by the passage of seismic waves through Earth's rocks is known as earthquake.
Section II
4.
Lightning conductor is a metal rod placed on a building and connected with the ground below to protect the building from being damaged by lightning.
5.
When a metal reacts with water, a metal hydroxide and hydrogen are formed. Sodium reacts vigorously with water.
6.
Following reasons are responsible for earthquake:-
- volcanic eruptions
- movements of tectonic plates.
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Answer:
nthng like that siso
the thing is this that my suru333 account was deleted
without that account i have nothing to do here
so i dont open brainly so much
gd morning
and am busy too NOWADAYS
