NESA Physics Structure of the Atom
3 sample questions with marking guides and sample answers · Avg. score: 100%
The Rutherford atomic model describes an atom
as the smallest particle of any substance.
with a small, dense nucleus surrounded by orbiting electrons.
consisting of electrons scattered throughout a sphere of positively charged fluid.
consisting of a small positive nucleus surrounded by negative electrons in set orbits of fixed energy.
Consider the following statement.
"The interaction of subatomic particles with fields, as well as with other types of particles and matter, has increased our understanding of processes that occur in the physical world and of the properties of the subatomic particles themselves."
Justify this statement with reference to observations that have been made and experiments that scientists have carried out.
Experiments have been carried out by scientists to investigate cathode rays.
Assess the contribution of the results of these experiments in developing an understanding of the existence and properties of electrons.