Is the river flowing or melting?
flowing
A book is a ____.
solid
Water is a ____.
liquid
Those balloons have ________.
gas
You cannot usually see this. Sometimes we can feel it. It's a ____.
steam
Cause: We heat ice. - Effect?
It changes to steam.
It melts.
It changes to water.
It changes to ice.
Cause: Water freezes. - Effect?
It changes to ice.
It changes to water.
It changes to steam.
It melts
Cause: Ice cream melts. - Effect?
It changes to water.
It changes to steam.
It melts.
It changes to ice
We can see and feel this. It can be hard or soft. This is a _____.
solid
A plant can make ...
gas
This flows. It can be thick or thin. It's a _____.
liquid
