Question

Ch 15
Define
1. Earth's plates
2. Richter Scale
3. Seismograph
4. Seismic waves
5. Tremor
6. Earthing
7. Epicenter
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Short answer questions
1. Sometimes, a crackling sound is heard while taking off a sweater during winters. Explain.

2. How do the opposite and same charges interact with each other.

3. What are static charges?

4. Explain, why A charged body loses its charge if we touch it with our hand.

5. Suggest three measures to protect ourselves from lightning.

6. Suppose you are outside your home and an earthquake strikes. What precautions would you take to protect yourself?

7. Why isn't safe to carry an umbrella with metal cap during thunderstorm?

8. What causes an earthquake? Why the seismic zones are more susceptible for the occurrence of earthquakes?
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Answer 1

Answer:

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Answer 2

Answer:

sooooooooooooooooooooo