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- 1. Multiple Choice
An electroscope is a device which is used to find if an object is
charged
magnetic
free of cracks
Hot
- 2. Multiple Choice
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.
- 3. Multiple Choice
The movement of the earth’s plates causes
Cyclones
Lightning
Earthquake
Thunderstorm
- 4. Multiple Choice
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
- 5. Multiple Choice
Which of the following is not likely to cause Tsunami?
A major nuclear explosion undersea
Earthquake
Volcanic eruption
Lightning
- 6. Multiple Choice
The device used to measure intensity of earthquakes is
seismograph
odometer
hygrometer
anemometer
- 7. Multiple Choice
The outermost layer of earth is called
Crust
Mantle
Inner core
Outer core
- 8. Multiple Choice
The process of transfer of charges from a charged object to the earth is called
earthing
lightning
electron movement
oscillation motion
- 9. Multiple Choice
How many types of charges are gained by rubbing objects?
2
1
3
4
- 10. Multiple Choice
A device used to test whether an object is carrying charge or not is called ______.
Electrometer
Charge meter
Electroscope
Chargoscope
- 11. Multiple Choice
The process of electric discharge cannot occur between clouds and the earth.
true
false
- 12. Multiple Choice
Lightning occured when two charges they are:
Both positive
both negative
one negative and one positive
both neutral
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