State of matter

1. Matter can be grouped as ________, __________ or _________.
2. _________is a process where a solid changes to a liquid.
3. __________ is a process where a liquid changes to a gas at its boiling point.
4. ___________is a process where a liquid changes to gas at any temperature. This process takes place at the surface of the liquid.
5. ___________is a process where a gas changes to a liquid.
6. ___________is a process where a liquid changes to solid.