The Relation between Weight and Volume 69 

 QUESTIONS 



1. Which has the greater weight a cube of silver of which the 

 edge is 3 cm. long or one of aluminium with an edge 5 cm. in length ? 



2. A cubic foot of water weighs 1000 oz. What is the weight 

 of 100 cu. in. of ice ? 



3. Find the volume of a kilogram of mercury. What volume 

 of glycerine would have the same weight as the mercury ? 



4. A density flask filled with water weighs 7T67 g. Filled with 

 linseed oil, the combined weight of the flask and oil is 68 '65 g. If 

 the weight of the empty flask is 21-35 g., find the specific gravity 

 of the oil. 



5. What weight of mercury would be required to fill a glass 

 tube 1 metre long with a bore of 1 cm. ? 



6. A rectangular box with square ends has sides twice as long 

 as the ends. It holds 3200 g. of alcohol. Find its length, breadth, 

 and depth in centimetres. 



7. A cubic centimetre of hammered platinum weighs 21*25g. 

 What volume of air has the same weight ? 



8. How many gallons of water could be contained in a tank 

 12 ft. long, 5 ft. wide and 6 ft. deep ? 



9. 7500 c.c. of water are frozen solid. What volume of ice 

 is produced ? What is the weight of the ice ? 



10. Correct, where necessary, the following statements : 



(a) Ice is lighter than water. 



(b) T037 is a high value for the density of milk. 



(c) The specific gravity of chalk is 2*3 grams per cubic centi- 

 metre, and is less than that of sulphur. 



