_______ Amount of earth is covered by water
_______ Anything that takes up space and has weight
______ causes molecules to move more rapidly
_________are the smallest piece of a substance that still has the qualities of that surface
A _____has no shape of its own and does not fill up a fixed amount of space
Water is made up of hydrogen and_______
Molecules in _______ are the fastest-moving molecules.
Molecules in __________ are packed close together.
Water changes to ice at _____