Labels:ball | bird | cell | rock | sculpture | venetian blind OCR: As you know the molecule: of a liquid are moving around all the time They move in all directions bumping into each other and bouncing away Sometimes molecule at the top will dunp up ono of the water Then no longera part of the water, but it is a separate molecule of water vapor in the air Wat ter apor iquid water Panel Read molecules longer watel yapor Liguid