Fact 1: Temperature changing can cause phase changes.

Fact 2: When water goes through the cold induced phase change to produce ice, the ice expands.

Given the two facts above, answer the question "Temperature changing can cause what to change to ice?" with the following options: 
- glass
 - basalt
 - skin
 - heat
 - diamond
 - water
 - Joules
 - sweat


 

      water   