You are presented with the question "Freezing causes what?" and the following answer choices: 
- Heat energy
 - ice to form from water
 - Physical weathering
 - clear roads
 - Plant growth is reduced
 - picnic weather
 - exposure to cold
 - tropical storms

Now knowing that freezing causes a solid to form and ice is the solid form of water, choose the best answer.


 

  ice to form from water       