igcse chemistry states of matter
What are the three main states of matter?
Solid, Liquid, Gas
Which state of matter has a definite shape and volume?
Solid
What happens to the particles of a solid when it is heated?
They vibrate more rapidly
In which state of matter are particles furthest apart?
Gas
What occurs during condensation?
Gas turns into a liquid
Which process describes a solid changing directly into a gas?
Sublimation
What is the term for the amount of energy required to change a substance from solid to liquid at its melting point?
Latent Heat of Fusion
Why can gases be compressed more easily than liquids or solids?
Because particles in gases are far apart compared to liquids and solids
What best defines melting?
The process where a solid turns into a liquid
Which process occurs when a liquid turns into a gas below its boiling point?
Evaporation