Answer:
Because it is a solid that has trapped air with the water molecules in cold temperature thus creating a hard solid.
I can't answer 1 but 2=First, make sure you weather proof the house, than go from there and try anything you think is necessary in this situation.
Answer:
i would think vegitarians because we an eventually run out of meat but we can keep growing vegtables
Explanation:
Definitely 4 Play control environment temperature
Coughing can be a symptom along with shortness of breath
