Matter

Key Stage 3

Anything with the property of mass.

Key Stage 4

Anything with the property of mass.

Key Stage 5

A physical substance with the property of rest mass and with the opposite charge to antimatter.

References

AQA

Matter, pages 76-85, 146, 241, GCSE Physics; Third Edition, Oxford University Press, AQA

Matter, states, pages 36-37, GCSE Chemistry; Third Edition, Oxford University Press, AQA