QUESTIONS

1. What is sublimation? the change from solid to gas, while at no point becoming a liquid.

2. Supposing you increase the pressure of the air above the boiling liquid. What would happen to the boiling point of the water? if you put more preassure on the beaker the temperature has to go higher for the particle to escape.

3. magine that you are trying to boil for a cup of tea up a mountain. Why would the cup of tea be fairly horrible?

4. Does water contract or expand on changing from a liquid to a solid