EASY
8th CBSE
IMPORTANT
Earn 100

What do you understand by sheet lightning and fork lightning?

Important Questions on Some Natural Phenomena

EASY
8th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Some Natural Phenomena>EXERCISES>Q 5
Why does a plastic comp rubbed on dry hair attract tiny pieces of paper?
EASY
8th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Some Natural Phenomena>EXERCISES>Q 1
List the differences between charged and uncharged objects.
MEDIUM
8th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Some Natural Phenomena>EXERCISES>Q 2

Explain why a glass rod can be charged by rubbing when held in hand but an iron rod cannot be charged similarly.

HARD
8th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Some Natural Phenomena>EXERCISES>Q 3
What is a lightning conductor? How does a lightning conductor prevent damage to buildings during lightning?
MEDIUM
8th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Some Natural Phenomena>EXERCISES>Q 4
What steps will you take during an earthquake if you are (i) indoors (ii) outdoors?
HARD
8th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Some Natural Phenomena>EXERCISES>Q 5
Describe an experiment to prove that like charges repel each other.
MEDIUM
8th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Some Natural Phenomena>Higher Order Thinking Skills>Q 1
An earthquake measures 3 on Richter scale. Would it be recorded by a seismograph? Is it likely to cause much damage?
MEDIUM
8th CBSE
IMPORTANT
Frank Experience Science>Chapter 15 - Some Natural Phenomena>Higher Order Thinking Skills>Q 2
Why is it advised not to use running tap water during a thunderstorm?