Does air (an invisible gas) take up space?
- plastic container or bowl
- plastic cup
- Add water to the plastic container.
- Turn the cup upside down.
- Push the cup into the water. (The cup will NOT fill up with water.)
- Turn the cup to one side.
- What happens? ( Air escapes from the cup and rises to the top. Bubbles come out of the cup. The bubbles are made from air.)
- Does air take up space? (Yes!)