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WorksheetsSome Natural Phenomena 1
Total questions: 21
Worksheet time: 15mins
The (a) of earth's crust are in continual motion.
Like charges _______________ and unlike charges _________________ each other.
(a)
In an electroscope, the aluminium leaves diverge because like charges (a) .
(a) is provided in buildings to protect us from electrical shocks due to any leakage of electrical current.
(a) is also an electric spark, but on a huge scale.
The outermost layer of the earth is not in one piece. It is fragmented. Each fragment is called a (a)
Like charges attract each other.
true
false
A charged glass rod attract a charged plastic straw.
true
false
Lightning conductor cannot protect a building from lightning.
false
true
Earthquakes can be predicted in advance.
true
false
An earthquake of magnitude 6 has thousand times more destructive energy than an earthquake of magnitude 4.
true
false
Earthquakes tend to occur at the boundaries of earth’s plates.
true
false
List three states in India where earthquakes are more likely to strike.
(a)
How will you charge a glass rod by the method of friction?.
(a)
What are the two kinds of electric charges?
(a)
What is a flash of light which occurs in the sky during the rainy season called?
(a)
How a ballpoint pen refill can be charged by the method of friction?
(a)
What are the three layers of earth?
(a)
What happens when two like charges are brought together?
(a)
What is the purpose of the Richter scale?
(a)
What is directly below the epicenter of an earthquake?
(a)
