English National Curriculum - Science Science
Mission Objectives
Describe the nuclear model of atomic structure
Describe how the nuclear model was adjusted by the discoveries of electron energy levels, the proton and the neutron
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Words and meanings to learn
isotopes
Variants of a particular chemical element which differ in neutron number, and consequently in nucleon number.
electron
A particle found in all atoms with a charge of negative electricity.
neutron
A particle without an electric charge which is in the atomic nuclei that is the same weight as a proton.
charge
The amount of energy which is stored.
relative
Something that is proportional to something else.
Expert film
Mission assignment film
Analytical Technician