Question

A. Fill in the blanks.

1.There are_________types of charges in nature.
2._________charges repel each other and unlike charges
__________each other.

3.The materials, that normally do not get ________on rubbing and allow electric current to flow through them with ease, are known as_________
4. Lightning and__________
occur together.

5.The scientist, who proved that lightning is electrical in nature, was _______________.​

Answer 1

Answer:

1. 3

2. 1.

3. 5

4. 7

5. robert hook

Answer 2

Answer:

1. 2. (negative and positive)
2. similar, attract
3. rust ,conductor of electricity
4. thunder
5. Benjamin Franklin

Explanation:

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