1. What is the name given to the band of seven colors formed by splitting of light by a prism?   Spectrum   Prism Band   Color Band   Color Arc   Hint Half-n-half Clue   2. A bicycle dynamo generates Direct Current.   True   False   3. The wire of an electric bulb is known as the   Heating Element   Luminous Wire   Radiator   Filament   Half-n-half Clue   4. A freely suspended magnet always aligns itself along the   East West Axis   East South Axis   North South Axis   West South Axis   Half-n-half Clue   5. Metals expand on heating and contract on cooling.   True   False   6. Bending of light rays when they enter a different medium is known as   Convection   Refraction   Reflection   Radiation   Half-n-half Clue   7. By which of the following methods does heat transfer not take place?   Radiation   Refraction   Convection   Conduction   Half-n-half Clue