|
Snack name |
Description |
|
When the fuzzy coating on the bird's head is wet, water evaporates and cools the vapor inside the bird's head. This condenses the vapor back to liquid and reduces the pressure in the bird's head. The bird's head keeps moving. |
|
|
Natural geysers form when underground chambers fill with water and are heated geothermally. When the water is heated to its boiling point, the geyser erupts, spewing its contents, and the cycle starts again. |
|
|
Challenge your students to get the liquid up to the top of the container without turning it over. |
|
|
|
|
|
|
|
|
|
|
|
|
|