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- 1. Multiple Choice
the process of transfer of charges from a charged object to earth is called
earthing
lightning
charge changing
electron movement
- 2. Multiple Choice
which is not a natural phenomena
cyclone
earthing
thunderstorms
tsunami
- 3. Fill in the Blank
the electrical charges generated by rubbing are _________________ .
- 4. Fill in the Blank
tall buildings are protected from damage by using a lightning ____________________ .
- 5. Fill in the Blank
the simplest form of a sesimograpf is a ________________ .
- 6. Fill in the Blank
the lithosphere is divided about 20 parts called _______________________ plates .
- 7. Multiple Choice
name the resin which uses spark
gum
amber
bot A and B
none of the above
- 8. Multiple Choice
benjemin franklin has showed lightning in
1725
1527
1752
1572
- 9. Multiple Choice
what is the chargeaquired by a glass rod when rubbed to silk is
negetive
postive
both
none
- 10. Multiple Choice
sparkers can be seen on electric poles when wires become
lose
tight
wrinkle
none
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