Thermal Physics

Gap-fill exercise

  
Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
1. H2 gas can behave like an ideal gas at low and high temperature.
2. According to Avogadro's law, equal volumes of all gases under same pressure have equal numbers of .
3. A gas which obeys the relation PV = nRT at all temperature and pressure is called gas.
4. The SI unit of coefficient of thermal expansion is per .
5. of water is the temperature at which the three phases of water and gas of water are equally stable.
6. The lowest temperature on the Kelvin scale is kelvin.
7. Semi-conductor and camphor on heating.
8. If water is heated from 0°C and 4°C, it .
9. When heat energy is supplied to a substance the E of the molecule or atoms so the average distance between them increases.
10. and alloy of nickle and steel has extremely low thermal expansion.