5. Which correctly describes a part of an atom? SC.8.P.8.7 a The electrons are positively charged. B The neutrons are negatively charged. The nucleus does not have a charge.
The protons are positively charged.

The scales shown in the introduction measure mass, or the amount of matter in a particular object. the scientific law of conservation of mass states that matter cannot be created or destroyed during a chemical reaction, but it can change from one form to another. did the simulation support this scientific law? explain why or why not.