Fact 1: Freezing means changing from a liquid into a solid by reducing heat energy.

Fact 2: Liquids freeze when they change to the solid state.

Given the two facts above, answer the question "what state is a liquid in when frozen?" with the following options: 
- vapor
 - dense
 - gas
 - cooled
 - steam
 - solid
 - boiling
 - cold


 

      solid   