Directions: Identify the change in materials that takes place in
each sentence. Put (V) if the change is from solid to gas. Put (x) if
it is not. Write your answer on the blank. Do this in your notebook.
1. Bathroom air freshener becomes smaller after some time
exposing it to air.
2. Bottle of acetone empties itself after some time left
uncovered.
3. Dry ice becomes smaller after some time of exposure.
4. Car air freshener hanged inside cars changed directly into
vapor without melting.
5. Your wet hair dries after some time.​