Assesment+Unit+2

2. COLD gasses sink. 3. COLD gasses have molecules that are close together. 4. HOT gasses have large spaces between the molecules. 5. HOT gasses hold water well. 6. COLD gasses do not hold water well. 7. COLD gasses have less energy. 8. HOT gasses have lots of energy.**
 * 1. HOT gasses rise.