A change from a matter to another form of matter that can be changed back

When something disappears in water 

A state of matter that takes form of its container

State of matter that takes form of its container that usually can't be seen

A state of matter that doesn't change to shape of its comtainer

There are 4 states of matter solid, liquid, gas, and plazma

The amount of some state of matter

Something that you can touch

How heavy something is