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Subject :NSO    Class : Class 6

Study the given Venn diagram. Which of the motions described by different bodies are most likely to be I, II and III?


I II III
A Hands of clock Motion of moon around the earth The blades of a fan
B Motion of a top The wheels of a bullock cart Ball moves around its centre
C To and fro motion of a swing Hands of a clock Motion of a top
D Motion of skin of tabla Child playing in a play ground A flying bird


Ans 1:

Class : Class 6
the answer would be C as the hands of the clock shows rotational and periodic motion whereas the table top shows only rotational motion

Ans 2:

Class : Class 7

Ans 3:

Class : Class 6
answer should be A as to and fro motion of a swing is not periodic motion

Ans 4:

Class : Class 6
Answer should be c. It cannot be A as the motion of moon around earth is not rotational. it is circular

Ans 5:

Class : Class 6
first thing , both option 1 and 3 have oone mistakein option a - a fan moving is wrong as it is circulatoryin option c - to and fro movement of swing is wrong as the swing may not swing at the same angle every timeDear,SOF , do not go mad!!!!!!!!!there are better trainers than you like- olympiad helper, olympiad succes, online test series (allen)so do not be proud

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