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Some Natural Phenomena Class 8 Science

Some Natural Phenomena - Lightning and Earthquake, Class 8 Science - Full chapter explanation, NCERT Questions and MCQs

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Some Natural Phenomena Class 8 Science
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Чему вы научитесь

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?
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Содержание курса

6 разделов • 6 лекций • 01:05:31 общая длина

Introduction

02:38
  1. What is the meaning of lightning?
  1. What are the various types of lightning?
  1. What are the two types of charges?
  1. Prove with experiments that like charges repel each other and opposite charges attract each other.
  1. What is the purpose of an electroscope?
  1. What is the meaning of earthing?
  1. How to protect ourselves from lightning? - i) when we are indoor
ii) when we are outdoor.
  1. What is the meaning of lightning conductor?
  1. What is an earthquake? How are earthquakes recorded?
  1. Do earthquakes only happen on earth?
  1. Can scientists predict earthquakes?
  1. What causes an earthquake?
  1. What are the likely consequences of an earthquake?
  1. What are seismic zones or fault zones?
  1. What is the Richter scale? Richter scale is not linear. Explain.
  1. What is a seismograph?
  1. How to make buildings ‘Quake Safe’?
  1. Suppose you are outside your home and an earthquake occurs. What precautions would you take to protect yourself?
  1. 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.
  1. What are the measures you would take in your house when an earthquake occurs?
+ NCERT Questions + many important MCQs

Meaning & Types of lightning, Two types of charges, Interaction between charges

10:03
  1. What is the meaning of lightning?
  1. What are the three types of lightning?
  1. Proving with activities that charges are of two types- Positive and Negative.
  1. Write a note on the interaction between like and unlike charges.
  1. When a glass rod is rubbed with silk, what is the charge acquired by the glass rod?
  1. What is the meaning of electroscope?
  1. What is meant by earthing?

DO's and Don'ts during lightning, Lightning Conductors

05:17
  1. How to protect ourselves from lightning if we are inside a house or building?
  1. Precautions/steps to be taken at the time of lightning if we are outdoor?
  1. What is meant by lightning conductors? Write a note on its working process?
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Требования

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Students who are interested to know about Lightning and Earthquake

Об этом курсе

  • 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.
  • What is the purpose of an electroscope?
  • What is the meaning of earthing?
  • How to protect ourselves from lightning? - i) when we are indoor

    • ii) when we are outdoor.

  • What is the meaning of lightning conductor?
  • What is an earthquake? How are earthquakes recorded?
  • Do earthquakes only happen on earth?
  • Can scientists predict earthquakes?
  • What causes an earthquake?
  • What are the likely consequences of an earthquake?
  • What are seismic zones or fault zones?
  • What is the Richter scale? Richter scale is not linear. Explain.
  • What is a seismograph?
  • How to make buildings ‘Quake Safe’?
  • Suppose you are outside your home and an earthquake occurs. What precautions would you take to protect yourself?
  • 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.
  • What are the measures you would take in your house when an earthquake occurs?

    • +

    12 NCERT Questions + 22 important MCQs

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