Some Natural Phenomena

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Language of video: EN (English)

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This course includes:

01h 05m on-demand videos

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Level:
Beginner
Target Audience:
  • Students who are interested to know about Lightning and Earthquake
Course objective:
  • What is the meaning of lightning? What are the various types of lightning?
  • What are the two types of charges? Prove with experiments that like charges repel each other and opposite charges attract each other.
  • How to protect ourselves from lightning? - i) when we are indoor ii) when we are outdoor.
  • What is an earthquake? How are earthquakes recorded? Do earthquakes only happen on earth?
  • What causes an earthquake? What are the likely consequences of an earthquake?
  • Precautions/steps to be taken at the time of earthquake.
Course prerequisites:
  • Nil

Description :

Full chapter explanation which will cover the following :

1. What is the meaning of lightning?

2. What are the various types of lightning?

3. What are the two types of charges?

4. Prove with experiments that like charges repel each other and opposite charges attract each other.

5. What is the purpose of an electroscope?

6. What is the meaning of earthing?

7. How to protect ourselves from lightning? - i) when we are indoor

ii) when we are outdoor.

8. What is the meaning of lightning conductor?

9. What is an earthquake? How are earthquakes recorded?

10. Do earthquakes only happen on earth?

11. Can scientists predict earthquakes?

12. What causes an earthquake?

13. What are the likely consequences of an earthquake?

14. What are seismic zones or fault zones?

15. What is the Richter scale? Richter scale is not linear. Explain.

16. What is a seismograph?

17. How to make buildings ‘Quake Safe’?

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

19. The weather department has predicted that a thunderstorm is likely to occur on a certain day. Suppose you have to go out on that day. Would you carry an umbrella? Explain.

20. What are the measures you would take in your house when an earthquake occurs?

+

12 NCERT Questions + 22  important MCQs

John Doe

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Course Content : Expand all sections

  • 1 sections
  • 6 lectures
  • 01h 05m total length

00:02:38

Firstly, we will explain the whole chapter in detail which will cover the following : 1. What is the meaning of lightning? 2. What are the various types of lightning? 3. What are the two types of charges? 4. Prove with experiments that like charges repel each other and opposite charges attract each other. 5. What is the purpose of an electroscope? 6. What is the meaning of earthing? 7. How to protect ourselves from lightning? - i) when we are indoor ii) when we are outdoor. 8. What is the meaning of lightning conductor? 9. What is an earthquake? How are earthquakes recorded? 10. Do earthquakes only happen on earth? 11. Can scientists predict earthquakes? 12. What causes an earthquake? 13. What are the likely consequences of an earthquake? 14. What are seismic zones or fault zones? 15. What is the Richter scale? Richter scale is not linear. Explain. 16. What is a seismograph? 17. How to make buildings ‘Quake Safe’? 18. Suppose you are outside your home and an earthquake occurs. What precautions would you take to protect yourself? 19. The weather department has predicted that a thunderstorm is likely to occur on a certain day. Suppose you have to go out on that day. Would you carry an umbrella? Explain. 20. What are the measures you would take in your house when an earthquake occurs? + NCERT Questions + many important MCQs

1. What is the meaning of lightning? 2. What are the three types of lightning? 3. Proving with activities that charges are of two types- Positive and Negative. 4. Write a note on the interaction between like and unlike charges. 5. When a glass rod is rubbed with silk, what is the charge acquired by the glass rod? 6. What is the meaning of electroscope? 7. What is meant by earthing?

1. How to protect ourselves from lightning if we are inside a house or building? 2. Precautions/steps to be taken at the time of lightning if we are outdoor? 3. What is meant by lightning conductors? Write a note on its working process?

1. What is an Earthquake? 2. How are earthquakes recorded? 3. Do Earthquakes Only Happen on Earth? 4. Can scientists predict earthquakes? 5. What Causes an Earthquake? 6. What are the likely consequences of an earthquake? 7. What are Seismic Zones of Fault Zones. Name the regions of India which fall in seismic Zone 5.

1. What is a Richter Scale? 2. How many times the destructive energy of an earthquake will increase in the next value in the Richter scale? 3. What is a Seismograph? 4. What is the meaning of an Epicentre? 5. How to make buildings ‘Quake Safe’? 6. Protection against Earthquakes- if we are indoor and also when we are outdoor. 7. Recap

1. Which of the following cannot be charged easily by friction? (a) A plastic scale (b) A copper rod (c) An inflated balloon (d) A woolen cloth. 2. When a glass rod is rubbed with a piece of silk cloth the rod (a) and the cloth both acquire positive charge. (b) becomes positively charged while the cloth has a negative charge. (c) and the cloth both acquire negative charge. (d) becomes negatively charged while the cloth has a positive charge. 3. Write T against true and F against false in the following statements. (a) Like charges attract each other (T/F) (b) A charged glass rod attracts a charged plastic straw (T/F) (c) Lightning conductor cannot protect a building from lightning (T/F) (d) Earthquakes can be predicted in advance (T/F) 4. Sometimes, a crackling sound is heard while taking off a sweater during winters. Explain. 5. Explain why a charged body loses its charge if we touch it with our hand. 6. Name the scale on which the destructive energy of an earthquake is measured. An earthquake measures 3 on this scale. Would it be recorded by a seismograph? Is it likely to cause much damage? 7. Suggest three measures to protect ourselves from lightning. 8. Explain why a charged balloon is repelled by another charged balloon whereas an uncharged balloon is attracted by another charged balloon? 9. Describe with the help of a diagram an instrument that can be used to detect a charged body. 10. List three states in India where earthquakes are more likely to strike. 11. Suppose you are outside your home and an earthquake strikes. What precaution would you take to protect yourself? 12. The weather department has predicted that a thunderstorm is likely to occur on a certain day. Suppose you have to go out on that day. Would you carry an umbrella? Explain. + 22 Important Multiple Choice Questions

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