A plastic toy has mass 120g and occupies a volume of 200cm3. It is to be placed first in water and then in kerosene of density 0.80gcm−3.
a. (i) Convert the given mass and volume into SI units.
b. (ii) Calculate the density of the toy.
c. (iii) Decide whether the toy will float or sink in water. Give a reason based on your calculation.
d. (iv) Repeat the above decision for kerosene and justify your answer.