CLASS 8 Chapter 15 Some Natural Phenomena

Short answer type questions

 

Question 1. What is lightning? How does it affect us?

Question 2. What do understand by a charged object? How will you find if the object is charged or not?

Question 3. Explain with an example that charges of the same kind repel each other.

Question 4. What is an electroscope? Write its uses.

Question 5. Explain the process of earthing.

Question 6. Write down some measures to protect ourselves against lightning.

Question 7. What are lightning conductors?

Question 8. What is an earthquake? Why it is considered a natural disaster?

Question 9. What is a seismograph? Write its construction.

Question 10. Explain the movement of plates of the outermost layer of the earth.

Question 11. What are the earthquake-prone areas?

Long answer type questions

 

Question 1. Explain how the accumulation of charges leads to lightning.

Question 2. What are the do’s and don’ts during a thunderstorm?

Question 3. What causes an earthquake?

Question 4. Write some safety precautions for people who live in seismic zones.

Question 5. Write some measures to protect yourself when an earthquake strike in the following conditions

  1. if you are indoors
  2. if you are outdoors