Atoms
Atoms are the basic building blocks of matter. In GCSE Science, you need to understand atomic structure including the nucleus (containing protons and neutrons) and the electrons that orbit it, as well as atomic number and mass number.
Atoms are the basic building blocks of matter. In GCSE Science, you need to understand atomic structure including the nucleus (containing protons and neutrons) and the electrons that orbit it, as well as atomic number and mass number.