Freezing.
Liquid.
you pee on it
gas
The mantle is mostly solid, but it can flow slowly over long periods of time, behaving like a very viscous liquid. This movement is what drives plate tectonics on Earth.
A solid.
melting
This is known as solidifying, or freezing.
freezing
Soild
Liquid.
Toothpaste is a liquid.
Changing a chocolate from soild to liquid requires the absroption of energy.
What is a soild
By melting
Soled
Melting
you pee on it