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ST. JOHN’S S. S. WAKITAKA TERM ONE S.4 MID-TERM EXAMINATIONS – 2010 PHYSICS TIME: 2¼ HOURS  NAME: ................................................................................ STREAM: .............. SECTION A: Write the correct answer in the box beside each question. Where necessary, take g = 10 ms -2 . 1. The weight of a body is the A. acceleration due to gravity C. mass of the body B. f orce of g ravity on the b ody D. q uantity of matter i t contains 2. What is the weight of a body of mass 1600 kg? A. 1600 N B. 160 N C. 16 N D. 16000 N 3. Adhesion is the force of attraction between A. molecules of the same substance B. molecules of different substances C. molecules that attract each other D. none of the above 4. Two forces of 7 N and 24 N act on a body at right angles to each other. Find the resultant force on the body. A. 25 N B. 17 N C. 31 N D. 168 N 5. Which of the following statements, about the image f ormed in a plane mirror, is  NOT correct? A. it is same size as the object B. it is erect C. it is laterally inverted D. it is real 6. A pin-hole camera is aimed at a tree and the image formed is seen to be blurred. This is because A. th e tree is not ne ar th e camer a B. th e s cr ee n i s too ne ar the pin hole C. the pin hole is too large D. little light is entering the camera 7. A hydraulic press works on the principle of transmission of A. pressure B. force C. liquids D. fluids 8. A car starts from rest with a uniform acceleration of 3 ms -2 for 6 s. Find the distance covered in this period.

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