Physics-2009-f2

SECTION A
 
1. Answer all questions in this section by writing the letter of the correct answer beside the question number. 

  
(i) A physicist is generally interested in studying the relationship between: 
A. composition and decomposition of matter   
B. matter and energy 
C. Physics and Chemistry 
D. Physics and energy 
                                                                                                    ( )
 
(ii) The measurement of mass using a beam balance uses the principle of: 
A. conservation of matter 
B. conservation of momentum 
C. gravitational pull of the Earth 
D. moments  
                                                                                                    ( )
 
(iii) A soldier firing a bullet from a gun experiences a jerking effect as the bullet leaves the gun.  This phenomenon is explained by: 
A. Newton’s first law of motion 
B. Newton’s second law of motion 
C. Newton’s third law of motion 
D. Principle of conservation of linear momentum 
                                                                                                    ( )
 
(iv) Materials which allow light to pass and you can see through are called: 
A. glass  
B. opaque 
C. translucent 
D. transparent 
                                                                                                    ( )


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