Chemical Science - Year 5

What are the three common states of matter?

• Atom

• Solid

• Liquid

• Molecule

• Gas

The smallest particles of matter are __________.

• Elements

• Atoms

• Compounds

• Molecules

The amount of matter in a substance, or object, is its _______________.

• volume

• mass

• temperature

• length

____________ is the amount of space matter takes up.

• Mass

• Volume

• Liquid

• Gas

Particles in a _________ have very little movement and the object keeps its shape and volume.

___________ have a definite volume and tend to take the shape of their container.

Water vapor is a ___________.

• Solid

• Liquid

• Gas

Water becomes a solid when __________.

• Temperature is increased

• Temperature is decreased

Compress means to _____________.

• Flatten by pressure

• Increase temperature

• Melt

• Decrease mass

Solids __________.

• Take the shape of their container

• Have a fixed shape

• Are compressible

• Have particles that flow easily