CBSE Class 8 Science Worksheet - Some Natural Phenomena Part B. Revision worksheets, Sample papers, Question banks and easy to learn study notes for all classes and subjects based on CBSE and CCE guidelines. Students and parents can download free a collection of all study material issued by various best schools in India. The study material has been carefully compiled by the best teachers in India. The students should practice the questions database to get better marks in examination. Please refer to other links for free download of high quality study material. Based on CBSE and CCE guidelines. Based on the same pattern as released by CBSE every year. Study material for final/ term/ SA1/ SA2 Examinations conducted by various schools affiliated to Central Board of Secondary Education (CBSE) in India and abroad. CBSE Study material has been compiled to help students preparation which will helps the students to concentrate more in areas which carry more marks.
Some Natural Phenomena
Q.1 Fill in the blanks :
a) A device which is used to test whether an object is carrying charge or not is known as ________________.
b) The process of transferring of charge from a charged object to the earth is called ________________.
c) ________________. is a device used to protect buildings from the effect of lightening.
d) Negative and positive charges meet, producing streaks of bright light and sound in clouds, this process in called an ______________.
e) The power of an earthquake is expressed in terms of a magnitude on a scale called the ________________________.
Key words :- Richter scale, electroscope, earthing, lightening conductors, Electric dischange
Q.2 Write the following sentences in the correct boxes.
a) Carrying an umbrella is a good idea during thunderstroms.
b) Open cars are not safe.
c) Stay far away from all trees.
d) Lie on the ground.
e) Squat low on the ground.
f) Don’t touch electrical wires and metal pipes
g) Use mobile phones.
Please refer to attached file for CBSE Class 8 Science Worksheet - Some Natural Phenomena Part B
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