Calendar: 1851-1852 Page 323

APPLIED SCIENCES 327 How can you distinguish Gold-dust from Brass-filings Copper Pyrites Mica or Iron Pyrites Write down table showing the series of stratified rocks in England and illustrate the position of the beds by general section from South-east to North-west from the Suffolk coast to the mountains of Wales Mention the materials of which the Earth's crust is chiefly made up and the varieties in chemical condition of each separate group as commonly found in rocks Explain and illustrate the theory of Artesian springs IV -Cijimtitvj Explain the term Density and specify the precautions necessary to be attended to in taking the Specific Gravity of solid such as salt soluble in water Illustrate and explain the phenomenon of Endosmosis What is the Prismatic Spectrum State generally some of the chemical phenomena which have been observed in its different parts Enumerate some chemical compounds most easily in- fluenced by the solar rays What was the method adopted by Melloni for ascertaining the different degrees in which bodies were permeable to radiant heat What is the rate of Expansion of air by heat Show in what way expansion favours the equal diffusion of heat Describe the construction of Thermometer Explain the action of the Electrophorus Enumerate some of the best Insulators and Conductors of Electricity What are the phenomena observed when two Con- due tors are rubbed together when two Non-conductors are so treated and when Conductor and Non-conductor are rubbed Plow may Conductor be electrified by friction How does Voltaic Electricity differ from that of the machine What are the essential parts of Voltaic Battery Give the laws of Electrolytic decomposition