Scientists have a container of water. Water can be a solid, liquid, or gas. At first, the water molecules in the container were moving around each other. Later, the water molecules were moving in place. What change did the scientists observe?
© At first, the water was a gas After, it was a liquid
b At first, the water was a solid. After it was a liquid.
c At first, the water was a liquid. After it was a gas a)
d At first, the water was a liquid After it was a solid :