- Protons are found in the nucleus of an atom
- A proton has a positive 1 electric charge
- So, protons are found in the nucleus of an atom and are positvely charged

Therefore, protons are found in the nucleus of an atom and are positvely charged
Question: Which best describes a proton?
Context: - Protons are found in the nucleus of an atom 
- A proton has a positive 1 electric charge