NCERT solutions for class 8 science chapter 15 some natural phenomena: Well, solving the homework of the chapter is now an easy breezy thing. Just refer to the solutions of NCERT class 8 science chapter 15 some natural phenomena to complete your homework. There are so many natural phenomena, on which we humans have no control. These phenomena cause loss of lives, money, buildings, houses, materials, etc. Through NCERT class 8 science chapter 15 some natural phenomena, you will be able to get knowledge about destructive natural processes such as lightning and earthquakes. You will study about various aspects of these phenomena like how they are caused, what instruments are used to measure the magnitude of these processes and what measures you should take to save yourself from lightning and earthquakes. CBSE NCERT solutions for class 8 science chapter 15 some natural phenomena mainly deals with questions related to lightning and earthquakes. There are twelve questions explained in NCERT solutions for class 8 science chapter 15 some natural phenomena. To score good marks in the exam NCERT solutions is an ideal tool.
Lightning occurs due to the accumulation of electric charges in the clouds. Since lightning is due to electric discharge, understanding of basics of charge transfer is important. The concept of charge transfer is explained in NCERT grade 8 chapter 15. There are two types of charges i.e. positive charge and negative charge. The like charges repel each other whereas unlike charges attract each other. To make you understand about properties of charges and transfer of charges, there are simple activities mentioned in NCERT for class 8 science chapter 15 some natural phenomena. And also there are questions based on the concept of charge transfer discussed in NCERT solutions for class 8 science chapter 15 some natural phenomena
Earthquake refers to sudden trembling in Earth’s surface caused due to disturbances deep down in the core of Earth. The major reason for the earthquake is the movement of tectonic plates. Now, what are tectonic plates and how their movement causes earthquake will be studied in the chapter some natural phenomena. This chapter also has details about how we can protect ourselves during earthquakes. Solutions of NCERT class 8 science chapter 15 some natural phenomena helps to understand the concepts studied in the chapter. Understanding of this chapter is not only important for exam purpose but it has real practical importance also. Thus, learning this chapter will be an experience.
The NCERT Class 8 science chapter 15 some natural phenomena cover various topics and sub-topics. These topics are as follows 15.1 Lightning
15.2 Charging by Rubbing
15.3 Types of Charges and Their Interaction
15.4 Transfer of Charge
15.5 The Story of Lightning
15.6 Lightning Safety
NCERT solutions for class 8 science chapter 15 Some Natural Phenomena
Once you have gone through this basic introduction of lightning and earthquakes, you can attempt solving the NCERT exercise class 8 science chapter 15 some natural phenomena. The NCERT exercise includes simple questions directly from the NCERT science chapter 15. Learning the CBSE NCERT solutions for class 8 science chapter 15 some natural phenomena helps to score well in exams.
8. Explain why a charged balloon is repelled by another charged balloon whereas an uncharged balloon is attracted by another charged balloon?
11. Suppose you are outside your home and an earthquake strikes. What precaution would you take to protect yourself?
4. Sometimes, a crackling sound is heard while taking off a sweater during winters. Explain.