2. How does a scientific theory compare
with a scientific hypothesis?
el

A hypothesis is an assumption made before any research has taken place for the sake of testing. A theory is a principle set to explain phenomena already supported by data. In comparison they both are assumptions/principles based on an experiment

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass