Question

Fill in the blanks 1. A plastic ruler is _____on rubbing against a piece of fur. 2. A glass rod is charged_________. 3. Like charges _____each other. while unlike charges ______each other .4 .A lightning conductor is usually made of_______ metal. 5. An________ is a sudden tremor in the earth's crust.6.A point on the earth's surface above the seismic focus is called_______.
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Answer 1

Answer:

1. negatively charged  2.+ve charge 3.repel ,attract  4. Copper 5. Earthquake

6. Focus (I guess not sure)

Thanks  :)