a) Gravity attracts horizontally downwards the weight of any object such a building or a part of building. (True / False)
b) Predixes is used to represent quantities which is very small or big in S.I unit. (True / False)
c) 11500 kmh-2 is equal to 0.877 ms-2 . (True / False)
d) Moment of moment force measures the efficiency of the shape of the cross sectional of material to resist bending. (True / False)
e) 123.456 x 108 cm2 is equivalent 1234560 m2. (True / False)
