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WorksheetsSome natural phenomena
Total questions: 21
Worksheet time: 16mins
When a glass rod is rubbed with a piece of silk cloth the rod
becomes positively charged while the cloth has a negative charge.
and the cloth both acquire positive charge.
and the cloth both acquire negative charge.
becomes negatively charged while the cloth has a positive charge.
The movement of the earth’s plates causes
Cyclones
Lightning
Earthquake
Thunderstorm
Two charged objects are brought close to each other. Choose the most appropriate statement from the following options:
they may repel
they may attract
they may attract or repel depending on the type of charges they carry
there will be no effect
Which of the following is not likely to cause Tsunami?
A major nuclear explosion undersea
Earthquake
Volcanic eruption
Lightning
The device used to measure intensity of earthquakes is
seismograph
odometer
hygrometer
anemometer
The boundaries of the earth’s plate are known as
seismic zone
fault zones
mantle
outer core
The outermost layer of earth is called
Crust
Mantle
Inner core
Outer core
Earthquakes can cause
(i) Tsunami
(ii) Landslide
(iii) Floods
(iv) Lightning
(i), (ii) & (iii)
(ii) & (iv)
(ii), (iii) & (iv)
(iii) & (iv)
the process of transfer of charges from a charged object to earth is called
earthing
lightning
charge changing
electron movement
tall buildings are protected from damage by using a lightning (a) .
We saw the (a) in the sky before we heard the thunder.
A sudden violent shaking of the ground, typically causing great destruction, as a result of movements within the earth's crust or volcanic action.
Avalanche
Earthquake
Tsunami
Tornado
Charges are discovered by whom ?
Newton
Bejamin
Benjain Joseph
Benjaming Fraknlin
Benjamin Franklin
A negatively-charged object will attract
only negatively charged objects
only positively charged objects
both positively charged objects and neutral objects
Static electricity is the electricity in which
charges are in motion
charges are at rest
Both the options
Similar charges
Attract each other
Repel each other
Neither attract nor repel
What is the reason?
it is only a play
Static electricity
Electricity
flood
volcanic eruption
tsunami
tornado
Flood
Volcanic eruption
Earthquake
Hurricane
What is a natural disaster?
Events that have a negative effect on a large number of people.
Events that have a positive effect on a large number of people.
Events that occur in the Universe
What is a geophysical natural phenomena?
natural phenomena that originate inside planets or on its surface.
natural phenomena that originate inside PR or on its surface.
natural phenomena that originate inside Earth or on its surface.
