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Particles in Motion
These words go with the Science Court "Particles in Motion."
tiny pieces of matter
the smallest particles of an element
2 or more atoms that are tightly joined together
a substance that is made up of only one type of atom
anything that has mass and takes up space
to grow in size, amount, or volume; to get bigger
to shrink down in size; to get smaller
a device that works by reacting to the changing temperatures around it
different types of matter
features that help identify or distinguish a person or thing