A statement that’s accuracy can be tested by experiments and through observations is formally called a .

Answer ozone (o3) is made of three atoms of oxygen, it is a molecule;

In any atom of any element, you will find protons and neutrons in the nucleus of any atom 

Hello there,it will only be somewhat eroded (25%)hope this : ))~top

Polyethylene is a strong synthetic polymer that can be used to make toys and bottles. this makes plastics which are important also to people but sometimes it lead to harmful environmental effects such as global warming if these plastics are burned.