Evaporation and boiling
What happens in a liquid during evaporation and boiling? What does its boiling point depend on?
evaporation, boiling, phase transition, boiling point, pressure, heat transfer, temperature, air pressure, state of matter, water, fluid, temperature change, physical, thermodynamics, boiling water, physical property, physics, chemistry
A phase transition is the change of a substance from one state of matter to another.
During freezing hydrogen bonds are formed between water molecules resulting in a crystal structure.
Hero of Alexandria is the inventor of the first steam engine, although he regarded it as an entertaining toy.
There are various types of instruments used for measuring temperature.
Water is a very stable compound of hydrogen and oxygen, vital for all known forms of life. In nature it occurs in liquid, solid and gaseous state.
The steam engine, perfected by the Scottish engineer James Watt, revolutionised technology.
An air conditioner cools the air inside by drawing heat away and releasing it outside.
This animation demonstrates the structure and operation of hair dryers.
This animation demonstrates the structure and operation of impulse turbines.
This animation demonstrates how a refrigerator works.