WorksheetsNuclear physics
Total questions: 10
Worksheet time: 5mins
Neutrons ......
has positive electric charge with equal magnitude to that of an electron.
has no net electric charge.
has negative electric charge.
orbiting the nucleus.
Atomic number, Z is ...
the number of protons in a nucleus.
the number of neutrons in a nucleus.
the number of nucleons in a nucleus.
Neutron number, N is ...
the number of protons in a nucleus.
the number of neutrons in a nucleus.
the number of nucleons in a nucleus.
Mass number, A is ....
the number of protons in a nucleus.
the number of neutrons in a nucleus.
the number of nucleons in a nucleus.
What makes something radioactive?
an unstable nucleus
elements with an atomic number above 81
contaminated sewage
it decays over time
What is the name of the particles of light?
protons
photons
atomic particles
infrared
