What is CLOUD BURST & why does it occurs ?????

 How does an earthquake occur in nature? list some destructive and some constructive  consequences of the earthquake.

explain the working and construction of electroscope

Draw a labeled diagram of a gold leaf electroscope. describe how will you use it to detect a charge, measure a charge,and find the nature of charge.

i hope you will answer it fast.....!!1:)))))))))))

what are the causes of earthquake

Tell 2 uses of electroscope?

 define earthing

List three states in India where earthquakes are more likely to strike

what causes the earthquake?

Sometimes a crackling sound is heard while taking off a sweater during winters. Explain.

why it is not advisable to carry a umbrella during lighting or thundering

Why do we say that only repulsion is a sure test of charge ?

why is repulsion considered as the surest test of electrification ?

Why two bodies rubbed against each other acquire equal and opposite charges?

what is the difference between conduction and induction?

which is the heaviest particle of an atom ?

1. Explain the following : (a) Nylon clothing crackles as you undress.

(b) TV screens soon become very dusty.

(c) It might be dangerous to raise an umberella in a storm.

(d) A rubbed balloon will stick to the wall for sometimes.

2. Explain the role of a lightning conductor in protecting a tall building from lightning.

3. Can the electrostatic charges be stored ? If so how ?

4. The top of a lightning conductor is always higher than the top of the building. Give Reason.

why do we say that richter scale is not a linear scale ??? plzz if u know tell me fast ..!!

WHAT IS LIGHTNING CONDUCTOR? WRITE ITS USES?

 What are plate tectonics???

When a positively charged body is brought near an uncharged metal rod, the part of the rod near the charged body acquires a negative charge, and the far side a positive charge. Can you say why this happens? Remember that in a body negative charge are mobile whereas positive charge are fixed.

why are taller buildings in greater danger of being struck by lightning

what is earthing?

what are the effects of earthquake?

why does hair of the hand raise when it is brought near a telivision screen once the tv is switched off ?

what are areas prone to earthquakes both in india and world?

please send answer fast because i have to submit my copy on 20/12/12

What Is The Difference Between

EMI And EMF

explain the working of a lightning conductor?

why are taller buildings in greater danger of being struck by lightning?

explain in what way is lightning useful ?

 In earthquake prone areas ,houses are usually built with wood .Why?

 what is convention ?

Construction engineers and architects need to be familiar with earthquakes. Why?

Q1) state 2 uses of electroscope

Q2) TV screens become dusty very soon.why?

Q3) why is the upper end of the lightning conductor is made into a trishul?

(respected experts pls fast ai have a test on monday)

Explain about electrostatic induction?

how does electrical discharge occur in clouds ????????????????????

please justify the statement "It might be dangerous to raise an umbrella in a storm"

Raju was able to charge a plastic comb by rubbing it in his dry hair, but not a metal comb. Why?

explain how an earthquake occurs

how lightning occurs between two clouds during a storm?

what is difference between conduction and induction???

A crackling sound is heard by taking of a sweater during winter.why?

explain the effects of deforestation of forest soil.