2. Why are fossils so important? What type of information about the environment and
organism do they provide. (think about finding a fish fossil in the desert)

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

Ithink its c hope it : )

That is false even though water expands when frozen nothing changes at all