Calendar: 1882-1883 Page 672

APPLIED SCIENCES 669 SECOND YEAR Give definition of the science of Geology and explain it State the proofs of the existence of increased tempera- ture within the earth and of the density of the globe Explain how mountain chains were formed Describe an active volcano and mention the names of the ejectamenta Describe the deposits now accumulating on the floor of the Atlantic ocean and compare them with geological deposits Define the terms hydrographical basin-watershed escarpment-high level gravel Describe the felspars What is leucite Distinguish between hornblende and augite 10 Describe the nature of serpentine and its methods of origin 11 What is meant by porphyry Cfjnrndtrg What gases are contained in atmospheric air State the proportion by volume of each Name the substance which is deposited from hard water when boiled How would you identify it by testing What is the gas which gives rise to explosions in coal mines Write its chemical formulae and state where else it is dealt with How is nitric acid produced Give method for ascer- taining the strength of sample of it Point out the distinction between chloride and chlorate give examples and state how one may be converted into the other