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Question 1 of 10
Parsec is a unit of ___________?
CSS Everyday Science Past Questions - Set 18
10 QuestionsMultiple ChoiceFree Practice
About this quiz
This CSS Everyday Science Past Questions - Set 18 quiz contains 10 multiple choice questions designed to help you revise and test your CSS Everyday Science knowledge. Select an answer for each question and click “Submit Answer” to see instant feedback. Take your time and try to score as high as possible!
Description
Practice with real CSS/PMS Everyday Science past questions. Test your knowledge of physics, chemistry, biology, and scientific discoveries. Set 18 of 30.
Progress0 / 10 answered
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Question 2 of 10
In a fission nuclear reaction , a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus This nuclear reaction is called ?
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Question 3 of 10
The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use ?
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Question 4 of 10
A six feet tall lady wants to see her full image in a plane mirror . The minimum length of the mirror will be ?
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Question 5 of 10
When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________?
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Question 6 of 10
It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the_______?
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Question 7 of 10
The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ________?
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Question 8 of 10
In winter an iron pipe feel colder than a wooden window . This is because wood is_______?
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Question 9 of 10
Water is heated in a kettlE. The inside water is heated by convection. A person sitting near the fire receives heat by ________?
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Question 10 of 10
In a railway track, two rails are joined end to end with a gap tin between them because?