Explain the difference between evaporation and boiling.
Important Questions on Thermal Properties of Matter
Explain condensation, in terms of the arrangement of water molecules.
Explain evaporation, in terms of the arrangement of water molecules.
It is said that a way to cool a bottle of milk is to make the outside surface wet and leave it in a breeze. Explain why this should work.
State the equation for calculating the specific heat capacity of a substance.
| Type of material | Material | Specific heat capacity () |
| metal | steel | |
| aluminium | ||
| copper | ||
| gold | ||
| lead | ||
| non metal | glass | |
| nylon | ||
| polythene | ||
| ice | ||
| liquid | water | |
| sea water | ||
| ethanol | ||
| olive oil | ||
| gas | air | |
| water vapour | ||
| methane |
State which of the metals shown in the table will require the greatest amount of energy to raise the temperature of from room temperature to .
A block of steel is heated in an oven to a temperature of. It is then dropped into a tank containing of water. The experiment is then repeated using a block of aluminium. State which metal block will cause a bigger rise in the temperature of the water. Explain your answer.
